11 Best Wireless 4K HDMI Transmitter and Receiver – In-depth Information with Pros and Cons

The best wireless 4K HDMI transmitter and receiver, also known as a wireless HDMI extender, is a device that permits you to transmit HD audio and video signals from a source, such as a computer or laptop, to the display, like a TV without using the HDMI cables. This cable-less attribute makes these devices popular among users who love to have a tangled-free home or outdoor entertainment system. Moreover, this tool is also used in workplaces for conferences and meetings.

So, in this article, you will discover the top 11 best HDMI wireless wireless transmitters and receiver systems that transfer 4K videos.

How to Choose the Best Wireless 4K HDMI Transmitter and Receiver?

a. Price

4K wireless HDMI transmitters and receivers can vary in price, depending on their features. It is advised to pick a tool that is suitable for your current needs. But with a good budget, you can go for highly-priced products considering the durability factor. However, it is always best to balance the price with performance and features before investing in any kit. 

b. Resolution

Since you are looking for a 4K HDMI TX and RX, you should always check the specs and features for all your listed products to ensure the one you select gives you access to a 4K transmission. Sometimes, 4K transmission is also mentioned as 3840 x 2160 pixels, so don’t get confused. Besides you can also choose a kit that offers multiple video resolutions, such as 1080p, 720p, and 480p.

c. Wireless Range

The minimum wireless range offered by transmitters and receivers is around 30 meters, which is suitable in most situations. On the other hand, you can pick devices with extended range, but they can be costly. Nevertheless, some kits provide wireless signals that can pass thick walls and ceilings, while others require line-of-sight connection for smooth functionality. Therefore, make a rational decision when selecting the wireless range.

d. Frequency Band

The frequency band represents the performance of HDMI transmitters and receivers. Older models mostly offer a 2.4GHz frequency band, while some offer multiple frequencies like 2.4GHz and 5GHz simultaneously. Other than that, some new models also facilitate you with the latest frequency band of 6GHz. So whatever you choose, ensure the frequency supports your devices, like TV, and does not create interruption. Ideally, 5GHz is the best option you can opt for.

e. Latency

Latency means the delay time between the source device that is transmitting signals and the receiver that is displaying it on the screen. It is extremely vital to choose a kit with the lowest latency. Otherwise, there will be problems with audio and video synchronization. 

Comparison Table – 11 Best Wireless 4K HDMI Transmitter and Receiver

Hollyland Mars 4K$349.00 4K150 meters (450ft)5.1GHz to 5.8GHz0.06s
HNVEY$119.994K, 1080p, and 720p100 meters (328ft)30HzN/A
Lemorele R18$149.004K50 meters (164ft)60Hz0.1s
ProScreenCast SC02 $199.994K and 1080p50 meters (164ft)30Hz0.8s
OREI WUHD-PRO100-K$249.994K, 1080p, and more30 meters (100ft)30Hz and 60Hz0
J-Tech WEX-60GA$309.994K30 meters (100ft)30Hz0
IOGEAR GW4K30GH60 $329.954K15 meters (50ft)6GHzNear-zero
Project Telecom$396.004K30 meters (98.4ft)2.4GHz and 5GHzN/A
Lemorele R15 $189.004K and 1080p200 meters (656ft)5GHz and 2.4GHz0.1s
Teradek Bolt 6 LT$6,290.004K to 480p457 meters (1500ft)6GHz0
Hollyland Cosmo C1$899.001080P304.8 meters (1000ft)5.1GHz to 5.9GHz40ms

11 Best Wireless 4K HDMI Transmitters and Receivers

Here are the 11 greatest wireless 4K HDMI transmitter and receiver devices. 

1. Hollyland Mars 4K Wireless HDMI Transmission System

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The Hollyland Mars 4K is a wireless transmitter and receiver that is widely used by professionals in the filmmaking process. This system offers elite performance when it comes to transmitting HDMI signals between two or more sources.

mars 4k

Hollyland Mars 4K

Best 4K Wireless Video Transmission System.

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One of the notable features of the Hollyland Mars 4K is its wireless range. In line-of-sight, this kit can help you cover a wide area of about 450 feet, permitting filmmakers and videographers to transfer high-quality audio signals without involving cables. Besides, this system offers extremely low latency of 0.06 seconds, which means perfect synchronization and no lagging. 

If you peek into the technical area of the Hollyland Mars 4K, you will find that it uses a dual-core codec chip, which can easily handle data at a variety of rates ranging from 8 Mbps to 20 Mbps. Moreover, the Mars 4K’s transmitter can be connected to two receivers and four mobile devices with dedicated applications. This ensures that everyone on your team stays connected in real time. 

But the question is, can Mars 4K by Hollyland be used for home entertainment like the above devices? The answer is yes. You can use this to transmit your favorite shows and movies from the origin source to the display source wirelessly. 

Features and Specifications of Hollyland Mars 4K 

  • 0.06S latency
  • 4K UHD video resolution
  • Dual power supply options
  • Smart scan and channel selection
  • 150 meters (450ft) wireless range
  • 5.1GHz to 5.8GHz frequency band

Pros of Hollyland Mars 4K 

  • User-friendly setup
  • Professional-standard results
  • Durable and long-lasting design
  • Best wireless range for home use

Cons of Hollyland Mars 4K

  • Since it is a professional equipment, the price is high


  • $349.00 (As seen on the official website)

2. HNVEY 4K Wireless HDMI Transmitter and Receiver

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The HNVEY is another appreciable wireless HDMI transmitter and receiver kit that allows you to transmit excellent-quality audio and video signals. While it mainly supports 4K video resolution, the gadget also permits you to play videos in HD 1080p and 720p. This means you can enjoy sharp and clear visuals on your big screen, making it ideal for various activities, including family gatherings, gaming, business meetings, education, and more.

What makes the HNVEY transmitter and receiver stand out from the rest is the built-in chip. This integrated chip is instilled with a technology that prevents lag and delays due to weak signals or interference. This ensures an uninterrupted and smooth viewing experience, which is, for sure, one of the main features of any outstanding HDMI transmission product. 

This HNVEY transmitter and receiver have a dual-antenna design that greatly impacts the overall performance. Both TX and RX use a 5G transmission frequency band, which makes the connection reliable, stable, and faster. If you are using this system in an open or wall-less field, you can enjoy high-definition HDMI video and audio signals up to 328 feet. 

But if there’s a wall between the transmitter and receiver, the signal range falls to about 70%. So, if you’re getting 100 meters in an open field, walls and ceilings will shorten the coverage to 30 meters. But, regardless of the place, this device helps you eliminate the requirement for long HDMI cables to increase video signals. 

Another important feature of the HNVEY HDMI transmitter and receiver is the variety of applications. You can use this device in different environments, including parties, homes, offices, outdoors, and more. Not only videos, but you can transmit several modes of media, such as presentations, teaching material, videos, photos, PPTs, and 4K 3D movies. 

And there’s more. The HNVEY 4K HDMI TX and RX provide compatibility with almost all HDMI-supported devices. It ensures wireless transmission of media from your mobile devices, PCs, laptops, A/V receivers, and gaming consoles like PS4, PS5, Xbox, and Nintendo Switch to your projector or TV. 

Features and Specifications of HNVEY 4K Wireless HDMI Transmitter and Receiver

  • 1Gbit RAM
  • AM8272 chipset
  • 30Hz frequency band
  • 100 meters (328ft) maximum wireless range
  • Multiple frequency band support (4K, HD 1080p, and 720p)

Pros of HNVEY 4K Wireless HDMI Transmitter and Receiver

  • Inexpensive device
  • No need for Wi-Fi
  • High-quality visuals
  • The dual antenna design allows stable 5G wireless transmission

Cons of HNVEY 4K Wireless HDMI Transmitter and Receiver

  • The initial setup requires technical knowledge


  • $119.99

3. Lemorele R18

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The Lemorele R18 is a 4K HDMI wireless transmitter and receiver that can shake your world by opening the gates of top-notch entertainment with a cable-less design for optimum wireless streaming. Lemorele R18 has a simple installation process that does not require applications or drives. Just plug TX and RX in, and within 20 seconds, you will be able to transmit signals.

In the first glimpse at Lemorele R18, you will definitely admire its compact and stylish design. Its built quality speaks for its long-lasting and durability traits. And while the appearance is a full star, the performance is also amazing. This kit can effortlessly join your home theater setup to make it next-level. This RX and TX come with different ports to enable HDMI connections. 

Paying attention to its performance, the Lemorele 4K HDMI Wireless Transmitter and Receiver does have impressive qualities. It smoothly streams your 4K videos while maintaining a robust connection. 

The transmitter and receiver of Lemorele R18 are instilled with 2.4GHz/5GHz Wi-Fi transmission technology along with highly sensitive antennas. These specs ensure that you get your audio and video signals faster and more stable during the entire transmission process. Moreover, the company ensures that users won’t find any signal loss or lagging that surely disturbs the mood. However, upon checking, there is a delay of 0.1 seconds, but that is bearable. 

So, with minimal delay, this revolutionary device is designed to show you sharp 4K 3D video along with clean audio without worrying about cable connections. Furthermore, the Lemorele R18 offers a wireless range of up to 164ft, which makes this system incredible for home entertainment, meetings, presentations, and gaming. 

Talking about compatibility, this wireless TX and RX can handle some great tasks. You can use this device for streaming or mirroring 3D movies, clips, TV shows, and PPTs directly from your tablet, smartphone, or laptop. All this can be done by simply connecting the receiver with the output source. 

Besides, the receiver includes VGA and HDMI output ports, which makes this kit compatible with various projectors and HDTVs. In addition, the Lemorele R18 lets you connect to most HDMI-supported platforms, such as gaming consoles, TV boxes, HDSLR cameras, DVD players, and Blu-ray players.

Features and Specifications of Lemorele R18

  • 0.1s latency
  • 60Hz frequency band
  • 50 meters (164ft) wireless range
  • Multiple resolutions, including 4K and 1080p
  • Controllable functionality through the application

Pros of Lemorele R18

  • Affordable pricing
  • Hassle-free setup
  • Real-time streaming
  • Dual outputs

Cons of Lemorele R18

  • The mobile mode has limited functionality


  • $149.00 (As seen on the official website)

4. ProScreenCast SC02 4K Wireless HDMI Transmitter and Receiver Kit

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The ProScreenCast SC02 is a versatile tool that you can use with several HDMI-supported devices. But the great part is that this kit specifically allows you to make a strong wireless connection between both new and old technologies. This includes DVRs, DVDs, satellite/cable boxes, Blu-ray players, and even gaming consoles, computers, monitors, projectors, and HDTVs. 

The ProScreenCast SC02 provides the ease of wirelessly casting your favorite content from smartphones, MacBooks, and tablet PCs. By just having the receiver, this tool lets you use casting technologies, including DLNA, Airplay, and Miracast. This transmitter and receiver kit is also compatible with a broad range of operating systems, including ChromeOS, Windows, iOS, macOS, and Android. And all of this without installing drivers or applications. 

One of the attractive features of ProScreenCast SC02 is its ability to connect different devices to a single receiver. It supports up to 8 transmitter connections to a single receiver. And whenever you feel like casting a particular screen, you only need to press the transmitter button. This trait makes collaboration easy whether you’re using it for home entertainment or official projects. 

It is also noteworthy that the setup of ProScreenCast SC02 is child’s play. You simply connect the end of the receiver to your TV through the HDMI cable and turn it on. On the other hand, you can connect the transmitter to your computer, laptop, etc. And in a few seconds, the device creates a strong connection, allowing you to see any visual content on TV. And if you’re getting insecure about your privacy, this device comes with a start-and-stop functionality. A single push on the receiver button ceases the visual. 

Features and Specifications of ProScreenCast SC02 4K Wireless HDMI Transmitter and Receiver Kit

  • 0.8s latency
  • Plug-and-play kit
  • 30Hz frequency band
  • 4K and 1080p resolutions
  • Supports up to 8 transmitters
  • 50 meters (164ft) wireless range
  • VGA + HDMI dual transmission

Pros of ProScreenCast SC02 4K Wireless HDMI Transmitter and Receiver Kit

  • Reasonable pricing
  • It supports all popular casting technologies
  • The range is far better than many expensive devices
  • It does not require third-party applications for installation
  • This 4K wireless HDMI transmitter and receiver has a one-click control

Cons of ProScreenCast SC02 4K Wireless HDMI Transmitter and Receiver Kit

  • If older devices lack HDMI ports, this kit will not work
  • It only shows 4K video resolution when the receiver is connected to 1x transmitter


  • $199.99 (As seen on the official website)


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The OREI WUHD-PRO100-K 4K wireless transmitter and receiver offer a great solution for wireless transmission of high-quality sound and video to up to 100 feet. This kit can serve multiple purposes, such as meetings, conferences, and home entertainment. This wireless extender uses 60GHz frequency to make sure you don’t lose any signal during the transmission. Plus, this frequency range also ensures strong protection against interference from other wireless sources. 

The OREI WUHD-PRO100-K supports full HD 1080p and UltraHDK video resolutions, which makes it perfect for various devices. But, it is essential to understand that this wireless transmitter and receiver do not function if there are walls or ceilings between them. You must have a line-of-sight connection to make this device work. 

So, if you’re concerned about the installation, you will be at ease to know that the OREI WUHD-PRO100-K is a plug-and-play system. There is no need to use complex software or applications to have this system running successfully. 

You can connect the transmitter to any HDMI-supported source, like a camera, laptop, cable box, or gaming sole. On the other hand, connect the receiver to the HDMI display source and turn the system on using the micro USB cable. That’s it. You are ready to watch the content on your preferred mediums. 

Moreover, the OREI WUHD-PRO100-K supports P2P (point-to-point) wireless transmission, making it great for directly linking display and source devices. It provides compatibility with a variety of resolutions, including 4K at 30Hz, 1080p at 60Hz, 720p, 480p, and below. 

Features and Specifications of OREI WUHD-PRO100-K

  • 0 latency
  • 30Hz and 60Hz frequency band
  • 30 meters (100ft) wireless range
  • It supports multiple video resolutions, including 4K, 1080p, and more

Pros of OREI WUHD-PRO100-K

  • Easy connectivity
  • Compatible with several devices, including HDMI-supported camera

Cons of OREI WUHD-PRO100-K

  • It has a very premium cost for ordinary features
  • The device isn’t made to surpass ceilings and walls


  • $249.99 (As seen on the official website)

6. J-Tech WEX-60GA Wireless HDMI Transmitter and Receiver

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J-Tech is a company known for manufacturing high-tech products for homes and businesses. It focuses on creating devices that help transmit and receive audio and video from the past 10 years. With 10+ million satisfied customers, this firm promises to deliver the best HDMI transmitters and receivers. All this information really makes everybody excited about the J-Tech WEX-60GA wireless 4K HDMI transmitter and receiver kit. 

First of all, this is a pretty handy product that lets you view super clean 4K videos and hear clear sound without lagging. You can use the J-Tech WEX-60GA  with your PC or computer for various purposes, such as playing games, watching movies, or presentations. This device permits you to connect two distinct video sources and swap between them effortlessly when connected with two transmitters. This gives you the power to switch between two different content in the same room without getting up. 

When it comes to transmission range, the company claims that J-Tech WEX-60GA can send video and audio signals wirelessly to up to 98.4 feet. But, at the same time, the manufacturers recommend having a straight connection to enjoy this wireless range. Any walls or ceilings between the transmitter and receiver will reduce the signal quality. Well, this kind of honesty is scarce to find in most organizations that build TX and RX systems. So that’s surely a plus point.

Moving forward, the J-Tech WEX-60GA transmitter and receiver kit ensure proper harmony between the audio and video. Therefore, you can expect the picture to match the sound, no matter whether you are playing games or watching your favorite show. Also, this set requires a Micro-USB cable to power on, but that’s not included in the box, so that’s an additional expense. 

Nevertheless, the J-Tech WEX-60GA performs well at delivering the best sound quality. In fact, it works with mainstream and popular sound formats, like Dolby TrueHD, Dolby Digital, LPCM, and DTS-HD Master Audio, and allows you to stream up to 7.1 channels. 

Features and Specifications of J-Tech WEX-60GA Wireless HDMI Transmitter and Receiver

  • 0ms latency
  • 4K video resolution
  • 30Hz frequency band
  • It supports 2x transmitter
  • 30 meters (98.4ft) wireless range

Pros of J-Tech WEX-60GA Wireless HDMI Transmitter and Receiver

  • The setup is simple
  • Great video and sound quality
  • The zero-latency factors make this kit ideal for high-experience

Cons of J-Tech WEX-60GA Wireless HDMI Transmitter and Receiver

  • Floors and ceilings block signals
  • You need to buy the power cable
  • The pricing is high compared to the features it offers
  • You cannot connect multiple transmitters at one time


  • $309.99 (As seen on the official website)

7. IOGEAR GW4K30GH60 Transmitter and Receiver

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The IOGEAR GW4K30GH60 is an Ultra-Fast 4K wireless HDMI transmitter and receiver. It ensures a high-performance solution for transmitting 4K audio and video signals from your HDMI source with almost zero latency. This kit offers a wireless distance of up to 50 feet, which seems sufficient for home entertainment.

The IOGEAR GW4K30GH60 helps you escape the heavy costs of using cable that even takes a lot of time to set up. You can connect this device with any of your video equipment that is in the same room for a seamless experience. 

And since this device sends 4K UHD video signals to a cover distance of 50 feet, it permits you to use it for a variety of streaming services and gaming consoles. The minimal latency and advanced wireless technology this kit has enables you to experience outstanding 3840 x 2160 video resolutions.

Additionally, the IOGEAR GW4K30GH60 comes with a 60GHz frequency band, particularly for AV transmission. This is solid evidence that the device mitigates interference from other electronic and wireless devices that run on 5GHz or 2.4GHz frequency bands. This includes Wi-Fi routers, laptops, smartphones, and all other access points. It is because this transmitter and receiver offer a dedicated wireless connection for your content, helping you get rid of your existing Wi-Fi network. 

Also, setting up the IOGEAR GW4K30GH60 wireless transmitter and receiver is simple. There is no need for any technical configurations because it’s a plug-and-play device. Also, this equipment delivers high-quality audio with clean LPCM audio streaming. 

Features and Specifications of IOGEAR GW4K30GH60 Transmitter and Reciever

  • 4K resolution
  • Supports 4K UHD
  • Near-zero latency
  • HDCP 2.2 complaint
  • 15 meters (50ft) wireless range
  • Supports USB and AC adapter power options
  • 18 Gbps speed of the advanced wireless technology
  • LED indicator lights for showing wireless links and sources

Pros of IOGEAR GW4K30GH60 Transmitter and Reciever

  • This device is easy to install
  • The 60GHz frequency band provides great prevention from interference

Cons of IOGEAR GW4K30GH60 Transmitter and Reciever

  • It is an expensive kit
  • The range is very limited and requires a line-of-sight connection for high-signal quality


  • $329.95 (As seen on the official website)

8. Project Telecom Wireless HDMI Transmitter and Receiver

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Project Telecom’s wireless HDMI transmitter and receiver make wireless sharing of high-quality 4K content from one device to another like a breeze. This tool allows you to connect tablets, PCs, laptops, and iOS/Android mobile phones to your TV, projector, monitor, or any other device without cables. And not just home entertainment, but this TX and RX kit is also great for office use, such as for giving training sessions and presentations to a bigger audience.

The Project Telecom wireless HDMI system offers connectivity flexibility and freedom through its 98.4-foot range. And because it’s a lightweight and compact kit, you can also use it to travel or fulfill the Bring Your Own Device (BYOD) requirements.

What’s even more fascinating is that you can add up to 8x transmitter TX pods to its single receiver. That means watching the same content on eight different devices at home. This feature also allows you to savor real-time interactions during meetings and presentations. You can assign each pod to a different department and let your colleagues collaborate through their own devices without a hitch. 

The Project Telecom’s wireless 4K HDMI transmitter and receiver shows visuals of top quality. It lets you transmit 4K HD videos through VGA and HDMI ports at dual network frequency bands. If you’re concerned about additional or any hidden expenses related to connectivity, you will be eased to know that this kit supports the DLNA function. That confirms eliminating license costs and quick connectivity to your existing setup. 

Talking about the inputs, Project Telecom’s HDMI device provides multiple input ports, including audio and USB Type-C. What’s more? The fact that this tool supports Android and Apple phone mirroring. 

Features and Specifications of Project Telecom Wireless HDMI Transmitter and Receiver

  • 4K resolution
  • Dual omni antenna
  • One-click connect/reconnect
  • Sound image synchronization
  • 30 meters (98.4ft) wireless range
  • 2.4GHz and 5GHz frequency bands
  • Dual video outputs – VGA and HDMI

Pros of Project Telecom Wireless HDMI Transmitter and Receiver

  • Good privacy protection
  • The package comes with 4 transmitters/pods
  • This kit even supports more than 8 TX pods

Cons of Project Telecom Wireless HDMI Transmitter and Receiver

  • Highly-priced
  • The wireless range may not be suitable for big houses or offices


  • $396.00 (Official price mentioned in £317.94 on the company’s website)

9. Lemorele Wireless HDMI Extender R15 (TX and RX)

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The Lemorele R15 is an advanced-level wireless HDMI transmitter and receiver designed to enhance your overall audio and video experience. This kit operates through the 802.11AC protocol, permitting it to transmit HD video and audio signals using the 5G Wi-Fi network. It means the R15 can send high-quality sounds and visuals from various devices, including PCs and DVD players, to multiple sources. And this transmission is entirely cable-free.

So, if you ever find the need to broadcast the same content on multiple screens, the Lemorele R15 has your back. This extender comes with an integrated KVM functionality, which means you can easily control all the connected devices remotely. Another favorite trait of R15 that users adore is its stunning image processing with fast signal transmission. That signifies low latency and lag-free watch time. 

Unlike R18, this device can be connected to 8x transmitters using one receiver. This is a very useful attribute of this kit, especially if you often have to conduct meetings. Your colleagues can switch to different presentations in one go. 

Moreover, what makes the Lemorele R15 unique is the one-way infrared feature. This means you can magnify the reach of infrared signals to ensure rapid and robust remote control. 

Next, after careful digging and experience, it is also observed that the transmitter is constructed from ABS material, and it holds 2x HDMI ports, 1x DC port for power, 1x IR port for infrared signals, and 1x audio port. However, within the casing lies the AM8270 chipset that quickens the processing. Contrarily, the receiver is made of aluminum alloy with single ports for HHDMI, DC power, IR, and audio.  In terms of design, it looks heavier than other models. 

The Lemorele R15 requires a 12V 1A power supply to transmit media at 4K/1080p video resolution. Plus, this device has a built-in 1Gbit memory, and the company claims that it can transmit signals up to 656 feet.

Features and Specifications of Lemorele Wireless HDMI Extender R15 (TX and RX)

  • 0.1s latency
  • Supports up to 8 TX
  • 5GHz and 2.4GHz frequency band
  • One-way infrared extension
  • Remote control functionality
  • 4K and 1080p video resolution
  • 200 meters (656ft) wireless range
  • Point-to-point HDMI wireless transmission

Pros of  Lemorele Wireless HDMI Extender R15 (TX and RX)

  • Stable signals
  • HD 5G Wi-Fi audio and video streaming 
  • Flexible connection with multiple transmitters

Cons of Lemorele Wireless HDMI Extender R15 (TX and RX)

  • High price
  • Some users complain that the video transmission results are not 4K


  • $189.00 (As seen on the official website)

10. Teradek Bolt 6 LT

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The Teradek Bolt 6 LT has the last spot on this list of the best wireless 4K HDMI transmitter and receiver kits. This system is based on advanced video transmission, which is ideal for real-time streaming. Like the Mars 4K, this is also a professional system that offers zero latency at the newly available wireless frequency of 6GHz. 

With Bolt 6 LT, you can easily send and receive 4K videos with color accuracy and a speed of 0.0001 milliseconds. It also offers various connectivity options that can be easily controlled through the Bolt Manager mobile application, available on both Android and iOS devices. 

When it comes to wireless range, the Bolt 6 LT gives you two variations. You can choose a kit that offers a 750ft range or a 1500ft range. And most importantly, this device supports a whole range of video resolutions, including 4Kp23 (HDMI), 1080p, 720p, and 480p.

Features and Specifications of Teradek Bolt 6 LT

  • 0 latency
  • 6GHz frequency band
  • 457 meters (1500ft) wireless range
  • It supports 4K to 480p video resolutions

Pros of Teradek Bolt 6 LT

  • Uninterrupted streaming
  • Instant video transmission
  • It gives you two different options in terms of range

Cons of Teradek Bolt 6 LT

  • Expensive of all the products on this list


  • $6,290.00 (Price of the 1500ft variant as seen on the official site)

11. Hollyland Cosmo C1

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The Hollyland Cosmo C1 is another wireless HDMI video transmitter system that is budget-friendly despite having the traits of a professional device. What makes this gadget different is the inclusion of USB Video Capture (UVC) technology. This functionality permits you to transmit videos up to 1080 60p to a source, such as a computer, for quick live streaming through a single USB Type-C drive. 

The Hollyland Cosmo C1 is a plug-and-play system. All you need to do is connect your video source, turn on the transmitter (TX) and activate the receiver (RX) while linking it to your monitor. There is also an ‘auto’ function that enables immediate pairing between the RX and TX units effortlessly.

While Cosmo C1 ensures HDMI signal transmission, you also get the SDI option. Yes, both RX and TX components are equipped with HDMI and SDI ports, providing options for connectivity. Moreover, the TX and RX are cross-conversion-enabled, allowing you to manage multiple sources. 

Manufactured with longevity in mind, the Hollyland Cosmo C1 has a robust exterior. Additionally, the system comes with AES-128 Encryption to ensure safe and secure wireless transmission. You can be assured that no unauthorized connection can monitor your watchable content. 

Features and Specifications of Hollyland Cosmo C1

  • OLED display
  • 40ms content latency
  • HDMI receiver with 2 SDI outputs
  • USB-C and DC adapter for power 
  • 5.1GHz – 5.9GHz frequency range
  • L-Series RX and TX battery plates
  • SDI and HDMI input with SDI loop output
  • 1000ft LOS wireless video transmission

Pros of Hollyland Cosmo C1

  • Compact body
  • User-friendly system
  • High-quality transmission

Cons of Hollyland Cosmo C1

  • Only suitable for a single video source


  • $899.00
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You can enjoy your favorite show, movie, clip, or any audio and visual content on your television, projector, or screen by transmitting it from your source device to the display medium. However, you must choose the best wireless 4K HDMI transmitter and receiver for the highest quality. 

Some reliable options are devices by manufacturers like HNVEY, OREI WUHD-PRO100-K, Lemorele R18, and ProScreenCast SC02. These devices are neither too expensive nor outdated. But if budget is not a major issue, you can opt for more options like J-Tech WEX-60GA and Project Telecom. But if you need these tools for professional use, you can select either the Hollyland Cosmo C1, Hollyland Mars 4K, or the Teradek Bolt 6 LT. 


Q1. Can wireless HDMI support 4K?

Yes, wireless HDMI does support 4K video resolution.

Q2. What is the best way to transmit HDMI wirelessly?

The ideal way to transmit HDMI signals without cables is to use 4K HDMI wireless transmitter and receiver kits.

Q3. Does wireless HDMI have lag?

Some devices may have a minimal lag, but it also depends on the type of technology used in the RX and TX.


John Doe

John Doe

I am John, a tech enthusiast with a knack for breaking down complex camera, audio, and video technology. My expertise extends to social media and electronic gadgets, and I thrive on making the latest tech trends understandable and exciting for everyone. Sharing my knowledge through engaging content, I aim to connect with fellow tech lovers and novices alike, bringing the fascinating world of technology to life.

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