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Mars 400S Pro II Download

Mars 400S Pro II User Manual

MARS 400S PRO II User Manual

2023-12-05

MARS 400S PRO II User Manual (Portuguese-Spanish-French-Italian-German-Indonesian-Thai-Russian-traditional Chinese) V1.0

2023-12-05

Mars 400s Pro II Leaflet

Mars 400s Pro II Leaflet

2023-12-05

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Mars 400S Pro II Firmware

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H210_S1.0.1.1

2023-10-23

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Fix known issues

Upgrade Tutorial
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H210.S1.0.1.3

2026-03-23

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  1. Reduces transmission power during operation
  2. Improves the overall user experience.
Upgrade Tutorial

HollyView

HollyView is a wireless video transmission app by Shenzhen Hollyland Technology, enabling real-time monitoring, image analysis, photo doodling and sharing, video recording and sharing, firmware updates, and device diagnostics.
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HollyView

2026-09-02

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Updates
  1. Added wired USB preview support: Connect your Hollyland wireless video system or camera via USB to preview and monitor footage directly in‑app.
  2. Added monitoring‑preview watermark for video copyright protection (supported on partial devices only).
  3. Fixed known issues and improved app stability.
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HollyView

2026-09-02

Download
Updates
  1. Added wired USB preview support: Connect your Hollyland wireless video system or camera via USB to preview and monitor footage directly in‑app.
  2. Added monitoring‑preview watermark for video copyright protection (supported on partial devices only).
  3. Fixed known issues and improved app stability.
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