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What's in the box


  • Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System
  • Cosmo C1 Transmitter
  • Cosmo C1 Receiver
  • 4 x Antenna
  • 2 x Mushroom Antenna
  • Shoe Mount
  • Pan/Tilt Mount with Shoe Mount
  • USB Type-C Adapter
  • DC Adapter
  • Expansion Accessory

Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

    •  Transmit high-resolution video up to 1080p60 over long distances,
    • Flexible video monitoring and distribution for your studio or field production. 
    • 1000ft line-of-sight with a low 40 ms latency using the HEVC/H.265 codec.
    • Operates on the 5 GHz frequency band and uses AES-128 encryption to prevent video leakage.
    • Supports smart channel selection, allowing the system to choose the cleanest channel for transmission, as well as HEVO, a adaptive frequency hopping technology, for seamless retransmission without losing a frame.
    • The transmitter offers one HDMI input, one SDI input, and one SDI loop-through output, and the receiver offers two SDI outputs and one HDMI output.
    • The receiver can also be used for live streaming via its USB Type-C output, supporting UVC applications on your Internet-connected computer.
    • Powered via an L-series battery plate or with an optional USB power supply via the USB Type-C por
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    Please contact us for info on other wireless models




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