Hollyland Cosmo C1 wireless video transmission kit transmits up to 1080p/60 at distances up to 300 m. Transmission uses the 5.1–5.8 GHz band, with near-seamless frequency switching. Latency is up to 0.04 s. The video transmitter can be used for live streaming workflows; in this case, the receiver outputs to a PC via USB Type-C.
The transmitter features two SDI inputs and an HDMI input, plus an SDI loop-through output for feeding an additional monitor. The receiver provides one HDMI output and two SDI outputs. OLED displays show key information and assist with setup. The rental kit includes one AC power adapter; additionally, both units can be powered via USB Type-C (e.g., from a power bank). A rear slot is provided for an NP-F970 (Sony) battery. Mushroom antennas can be installed on the transmitter when there is a significant height difference relative to the receiver.
Included: transmitter, receiver, mounting plate, mushroom antennas (2 pcs), AC power adapter, USB Type-C to USB Type-A adapter, carry case.






