Overview

Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

The Cosmo C1 SDI/HDMI Wireless Video Transmission System from Hollyland allows you to transmit up to 1080p60 video via HDMI/SDI inputs up to 1000' line-of-sight with a low 40 ms latency to an HDMI or dual SDI outputs. 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.

SKU: GC65-COSMO C1-AU

Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

The Cosmo C1 SDI/HDMI Wireless Video Transmission System from Hollyland allows you to transmit up to 1080p60 video via HDMI/SDI inputs up to 1000' line-of-sight with a low 40 ms latency to an HDMI or dual SDI outputs. 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 system operates on the 5 GHz frequency band and is encrypted to prevent video leakage. The system supports smart channel selection, allowing the system to choose the cleanest channel for transmission. It also supports UVC pull streaming. Both units also feature a bright, easy-to-read OLED display. Each unit is designed to be powered via an L-series battery plate, by the included D adapter, or with an optional USB power supply via the USB Type-C port. Four standard antennas and two mushroom antennas are supplied for the receiver and transmitter.

Features:

Transmit up to a 1080p60 HDMI/SDI signal to an HDMI or dual SDI outputs

1000' line-of-sight, uncompressed transmission with a low 40 ms latency

AES-128 encryption to prevent video leakage

Smart channel selection

Supports UVC pull streaming

SDI loop-through output on transmitter

5 GHz frequency band

OLED screen

USB Type-C power input option

L-series battery plates on the back of each unit

Power with included DC adapter or with optional USB adapter

Regular price $998.00
Sale price $998.00 Regular price $999.00
Pay with
Pay with
This item is currently on its way or awaiting arrival. star If you'd like to know when it's due, we're here to help!

phone Call us during business hours at 02 9299 0177.
chatChat live with our team on-site.
emailOr email us anytime at info@georges.com.au with the subject "Awaiting Arrival"
Awaiting Stock

Request a Price Match

Fill out the price match form below, and we will be in touch shortly.

$998.00

Collapsible content

Overview
Reviews
Overview

Hollyland Cosmo C1 SDI/HDMI Wireless Video Transmission System

The Cosmo C1 SDI/HDMI Wireless Video Transmission System from Hollyland allows you to transmit up to 1080p60 video via HDMI/SDI inputs up to 1000' line-of-sight with a low 40 ms latency to an HDMI or dual SDI outputs. 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.

Reviews

Need advice?

Speak to one of our dedicated Australian-based sales team members.

Call us

Latest Articles

Canon Drops Two New Cameras Built for Creators — Meet the PowerShot V1 and EOS R50 V

Canon Drops Two New Cameras Built for Creators — Meet the Pow...

If you’re starting to take content more seriously — maybe you’re ready to move on from your phone, or you’re planning your first proper video project — Canon has just released two...

View post
Fujifilm GFX100RF Medium Format Camera Review

Fujifilm GFX100RF: The One and Only

Discover the Fujifilm GFX100RF, a 102MP medium format camera with a compact fixed lens, versatile aspect ratios, and stunning colour depth for photographers. Pre-order yours today.

View post
Best Power Zoom Lens for Videography in 2025? - Nikon Nikkor Z 28-135mm f/4 PZ Review

Best Power Zoom Lens for Videography in 2025? - Nikon Nikkor ...

Nikon’s Nikkor Z 28-135mm f/4 PZ lens, launched on 13 February 2025, marks a bold leap into video territory for the Z-mount system. This full-frame power zoom lens blends versatility with cinematic...

View post