StarTech HDMI over Cat5 Video Extender with Audio - RS232 and IR Control

£321.89 includes FREE UK Postage (other delivery options available)

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The ST121UTPHDGB HDMI Audio Video Extender over Cat5 with RS232 and IR extends an HDMI (or DVI) source signal up to 80 meters (260 feet) using a standard Cat5 or better UTP/STP cable, giving you the freedom to optimize the placement of your display without sacrificing image quality. Compliance with HDMI 1.3 as well as HDCP ensures that even the latest devices will be able to pass a signal with support for full 1080p resolutions and the accompanying digital audio. This HDMI A/V extender also features bi-directional RS232 serial and Infrared (IR) interfaces allowing you to communicate with and control your media source from either end of the connection. Comprised of a transmitter and receiver unit this HDMI, RS232 and IR extender kit is a complete, cost-effective solution for digital signage, trade-show demo stations or video conferencing.


1 year warranty and free lifetime technical support.




Audio Decoding

Dolby TrueHD, DTS-HD MA


RJ-45 Ports

1 x RJ-45



DC 5Volts , AC 230Volts


Operating Temperature

Operating Temperature 5 to 55?C

Operating Humidity

Humidity 0 to 95%


Case Colour


In The Box

StarTech HDMI over Cat5 Video Extender with Audio - RS232 and IR Control ? 2 x Power Adaptors


8.8cm (W) x 13.0cm (D) x 3.0cm (H) - Weight 1.0kg


  • Extends HDMI or DVI video with control signal over a single CAT5/5e/6/6a/7 UTP/STP cable
  • Supports resolutions up to 1080p / 60Hz / 48 bit
  • 80m (260ft) maximum cat5 (or better) cable distance
  • Supports bi-directional RS-232 and IR communication
  • HDMI 1.3 and HDCP compliant
  • Audio transmission supports Dolby TrueHD, DTS-HD MA
  • RS-232 interface supports up to 115200bps full-duplex data rate
  • No software or drivers required

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Catalogue No: EL-04033919