Produced by industry experts with extensive knowledge and insider market insights, the COSMO C2 Wireless Video Transmission System by Hollyland gives you access to a robust single Transmitter and Receiver configuration, for improved wireless capabilities. Boasting a remarkable Line of Sight (LOS) range of 1,000m (3,000ft) and an ultra-low latency of only 33ms. This cutting-edge system is powered by the newly developed HEVO 2.0 technology, which enables seamless frequency hopping and delivers a seamless and immersive user experience. Along with its advanced features such as NDI support, UVC, and RTMP streaming, this innovative kit is the ideal solution for multi-camera live streaming, broadcasting, and more.
Large 1,000m Transmission Range
The COSMO C2 by Hollyland has an impressive 1,000m (3,000ft) line-of-sight transmission range, making it ideal for use at large venues or in large, open spaces.
Ultra-Low Latency
With a mere 33ms of latency, the Hollyland Cosmo C2 video transmission system reliably transmits videos over long distances with virtually no lag, ensuring your productions run as smoothly and efficiently as possible.
Seamless Frequency Hopping
Powered by the in-house developed HEVO 2.0 technology, the Cosmo C2 automatically scans the airwaves for RF interference, then automatically and seamlessly switches to a clean channel. This guarantees a smooth and efficient shooting experience by eliminating any potential disruptions.
UVC & RMTP Live Streaming
The Cosmo C2 supports UVC streaming, simply connect the receiver to any computer with a USB-C to USB-C cable, or a USB-C to USB-A cable, without the need for a capture card. In addition to UVC streaming, the COSMO C2 also allows for RTMP streaming, providing you with minimal lag and compatibility with various streaming services such as Twitch and YouTube.
NDI Support
The Cosmo C2 receiver features NDI support, allowing for the efficient transmission of video streams over a single network cable. This eliminates the need for complicated network connections and creates a more streamlined production space, providing a cleaner and simpler experience.
Frame Booster
The Cosmo C2 uses a brand-new framerate compensation algorithm, which enables the receiver to convert low-framerate inputs such as 24, 25, and 30p, to a framerate of 60p for a silky-smooth viewing experience.
Multiple Ports, Unlimited Possibilities
The Cosmo C2 Transmitter and receivers feature a multitude of input and output ports giving you access to multiple transmission options. The transmitter features HDMI, SDI inputs, and SDI loop-out, and the receiver features HDMI and SDI outputs as well as USB-C and an RJ45 port for connecting to a network.
Multiple Power Options
The Cosmo C2 transmitter can be powered by either a DC Mains power source or a Sony NP-F Compatible battery, while the receiver can be powered by either a DC Mains power source or a V-Mount battery. This enables the Cosmo C2 to be powered anywhere.
What's In The Box?
Please note that this product is subject to a strict inspection upon return, and any marks, scratches, missing or damaged inner packaging, protective plastic or accessories will invalidate this item for refund, or may result in a deduction of up to 50% from the refund total. Please refer to our returns policy for more information at
PLEASE NOTE: This particular product is part of our “Special Order” selection, so we may not hold stock for this, and is placed to order. If you are interested in this item, you can place this order as a Pre-Order, and we will Special Order your product directly from the manufacturer. This should take approximately 2-4 Working Weeks to be delivered, but please note this is subject to change.