Hollyland Cosmo C2 Wireless Video Transmission System Transmitter/Receiver Kit

The Hollyland Cosmo C2 1TX 1RX is a professional wireless video transmission system that supports SDI and HDMI connections with an impressive 1000m (3280ft) range and ultra-low latency (≥33ms). Designed for film, television, live events, and broadcasting, it features dual SDI & HDMI outputs, UVC streaming, and NDI compatibility for IP-based workflows. With adaptive frequency hopping and multiple power options, it delivers stable, interference-free video transmission in demanding production environments. The Hollyland Cosmo C2 1TX 1RX is a high-performance wireless video transmission system, perfect for professional film, broadcast, and event production setups. With its 1000m (3280ft) range, it enables long-distance, high-quality video transmission while maintaining ultra-low latency (≥33ms) for real-time monitoring.
Equipped with dual SDI and HDMI outputs on the receiver, the Cosmo C2 allows for multi-display setups, making it ideal for directors, camera operators, and production teams. NDI compatibility via LAN ensures seamless integration into IP-based video workflows, enhancing flexibility for live broadcasts and networked video distribution.
A standout feature is its UVC output, which enables direct computer-based live streaming without the need for external converters. This makes it especially useful for online content creators, broadcasters, and live streamers.
The system operates on the 5.15 – 5.85 GHz frequency range, utilizing adaptive frequency hopping to maintain a stable, interference-free signal, even in crowded RF environments. Fan control settings allow for customized cooling, ensuring optimal performance during extended use.
For power, the Cosmo C2 offers versatile options, including DC input, NP-F batteries, and V-mount battery support, providing flexibility for both studio and on-location shooting.
Best Applications:

• Film & TV Production – Seamless wireless video feeds to director’s monitors.


• Live Broadcasting – Real-time transmission to control rooms and on-air monitors.


• Event Coverage – Multi-camera video feeds for concerts, sports, and conferences.


• Live Streaming – Direct UVC output for computer-based streaming.


• Drone & Gimbal Operations – Stable long-range transmission for mobile filming.


• Corporate Video & Theater Productions – Reliable multi-camera signal distribution.

With its exceptional range, low latency, and professional-grade features, the Hollyland Cosmo C2 is an ideal choice for filmmakers, broadcasters, and live event professionals who demand high-quality, wireless video transmission in challenging environments.