Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

Channel Switching, You'll Never Feel It

HEVO, Fast, Stable, and Smart

HEVO completes each synchronous frequency hopping in 0.001s at both receiving and transmitting endsthat ensures picture integrity at the instant of frequency switching. Whether on manual or auto-switchingmode, your live streaming and production monitoring will no longer suffer black screens.

All You Need Is

A USB-C Cable

HEVO with Embedded Video Capture Like None Other With HEVO, UVC is embedded in COSMO C1. It simply takes oneUSB-C cable to pass 1080P60 HD video to your computer fordirect live streaming. No video capture device needed, no addi-tional settings. It just works!

A Silver Bullet For Focus Puller

HEVO For Close To Zero Latency

HEVO, based on Hollyland's self-developed protocol, improves coding efficiency by 30% with H.265 (HEVC). The acceleration module embedded in COSMO C1 achieves an ultra-low latency as low as 40ms. There is no compromise on image output and transmission latency within the 1,000ft LOS range.

HDMI&SDI In/Out + SDI Loopout

A Wide Range Of Device CompatibilityCOSMO C1 allows HDMI & SDI connections on both the TX and RX unit, plus an SDI loopout on the TX. It can work with any mainstream camera, monitor, or switcher you happen to work on. Your deal search ends here, period.
HDMI&SDI In/Out + SDI Loopout

A Wide Range Of Device Compatibility COSMO C1 allows HDMI & SDI connections on both the TX and RX unit, plus an SDI loopout on the TX. It can  work with any mainstream camera, monitor, or switcher you happen to work on. Your deal search ends here, period.

A Good Routine As "Save Your Work"

The low battery indicator in red is here to remind you 20 min- utes in advance of a dying battery. No more last-minute panic.Low-Battery

Built To Match, Easy To Mount

More mounting methods are available on both the transmitterand receiver. The cold shoe mounting design at the front allows fixing and iaying the uit horizontally, ideal for evening out the weight for balancing setup on camera and stabilizers, while the 1/4"-20 threaded hole erects the unit on any tripods. Vertical & Horizontal Mount Design Three Power Supply Options Three power supply options to escort in different shooting scenes. DC power supply is more suitable for use in an indoor project, while the L-series battery and USB-C port make the unit portable for your run and gun missions.

Power That's Nonstoppable

COSMO C1 Applications

The one ideal tool for pro filmmaking, micro-events live streaming,commercial shooting, etc.-