HDBaseT Extender Set – 4K to 90m (18G), 100m @ 1080p. PoC, RS-232 pass through


The MS-3PRI is a 4K 60Hz 4:4:4 uncompressed HDMI & IR extender using uncompressed HDBaseT Spec 3.0 technology to extend 4K HDR video (18Gbps) to a distance of up to 90m over single CAT cable with 4K resolutions including dHDR (HDR10+ and Dolby Vision at 60Hz). The extender provides bi-directional RS-232 and a single channel IR link between TX to RX, or RX to TX. Bi-directional PoC (Power over Cable) allows for either the TX or RX to be powered.

Key Features

  • Uncompressed extension of HDMI at resolutions up to 4K 60Hz 4:4:4 using HDBaseT technology
  • 4K signal extension up to 90m over single CAT (UFTP) including HDR formats supported under 18Gbps
  • 1080p or lower video resolutions up to 100m over single CAT
  • Supports HDMI pass-through all known HDMI audio formats including Dolby Atmos / DTS:X
  • Bi-directional 12V PoC (Power over Cable)
  • Single channel 5V IR pass-through (TX to RX, or RX to TX)
  • Bi-directional RS-232 serial pass through
  • CEC (Consumer Electronics Control) pass through
  • HDCP2.2 compliant


  • Video connectivity TX: 1x HDMI input (female), 1x HDBaseT output (RJ45 keystone)
  • Video connectivity RX: 1x HDBaseT input (RJ45 keystone), 1x HDMI output (female)
  • RS-232 connectivity (TX & RX): 1x 3-pin phoenix connector, block included
  • Power supply: 1x 12V 2A DC
  • Power consumption: 13W
  • Individual unit dimensions (W x D x H): 60 x 84 x 25mm
  • Individual unit weight: 0.1kg
  • Package dimensions (W x D x H): 163 x 147 x 85mm
  • Package weight: 0.5kg
  • Operating temperature: 32°F to 104°F (0°C to 40°C)
  • Storage temperature: -4°F to 140°F (-20°C to 60°C)
  • Operating humidity: 0-80% non condensing
Package Contents
  • 1 x MS-3PRI transmitter
  • 1 x MS-3PRI receiver
  • 1x 12V 2A power supply with US, UK & EU territory clips
  • RS-232 Phoenix connector
  • 1 x IR receiver (5V) with 1m cable
  • 1 x IR transmitter (5V) with 1m cable
  • 2 x surface mounting brackets
  • 2 x 3-pin Phoenix connector