Hollyland Mars 400S Pro II — SDI/HDMI Wireless Video Transmission System

The Mars 400S Pro II is engineered for demanding production environments, delivering Full HD 1080p60 wireless video with exceptional stability and clarity. Its dual SDI + HDMI interfaces support flexible camera setups, while the 0.07s latency ensures real‑time monitoring for gimbal operators, directors, and focus pullers. With a 450ft LOS range, smart channel scan, multiple fan modes, and HollyView App monitoring, this system is built for film sets, live streaming, church productions, and multi‑camera events. The compact design supports L‑series batteries, USB‑C power, and DC input, making it versatile for field use.

• 0.07s ultra‑low latency for real‑time monitoring

• 450ft (150m) LOS transmission range

• SDI + HDMI dual interfaces for flexible workflows

• Full HD 1080p60 wireless transmission

• 12Mbps data rate for crisp, detailed image quality

• Multi‑device monitoring (up to 4 devices via HollyView App)

• Smart channel scan for interference‑free operation

• Multiple fan modes (Auto / Low / Off)

• Compact, portable design

• L‑series, USB‑C, and DC power options

• Ideal for film, broadcast, church media, and live events

Technical Specifications