4x4 4K HDMI Matrix with Audio Breakout and EDID Management


Our MX44AB 4K HDMI matrix individually distributes four HDMI sources to four displays. This enables all sources to be viewed seamlessly as required within a matrix configuration. The unit transmits all HDMI resolutions up to and including 4K. The 4-Way matrix also includes the advanced features of audio breakout and EDID management. 

Box Contents

1x MX44AB
1x 12V / 2A DC power supply
1x Remote control
4x IR emitters
5x IR receivers
1x Mounting kit
1x User manual


Key Features 

  • Features 4x HDMI inputs which can be independantly routed to 4x HDMI outputs
  • Supports 4K UHD video (3840 x 2160 @30Hz 4:4:4, 4096 x 2160 @24Hz 4:4:4, and 4K @60Hz 4:2:0) 
  • Supports all industry standard video resolutions including VGA-WUXGA and 480i-4K 
  • Supports 3D signal display
  • Supports all known HDMI audio formats including Dolby TrueHD, Dolby Atmos, Dolby Digital Plus and DTS-HD Master Audio transmission
  • HDMI audio de-embedded to associated output analogue L/R audio and coaxial digital outputs concurrently
  • One -way routed IR (for HDMI source control only)
  • Supplied with Blustream IR receivers and emitters
  • Control via front panel, IR and RS-232
  • 3rd Party drivers available for all major home control brands
  • Advanced EDID management 
  • HDCP compliant


  • Video Input Connectors: 4x HDMI Type A, 19-pin, female, locking
  • Video Output Connectors: 4x HDMI Type A, 19-pin, female, locking
  • Audio Output Connectors: 4x RCA (SPDIF), 4x Analogue audio L/R (3.5mm stereo Jack)
  • RS-232 Serial Port: DB-9, female
  • IR Input Ports: 5x 3.5mm stereo jack
  • IR Output Ports: 4x 3.5mm mono jack
  • Product Dimensions (WxDxH): 285 x 155 x 50mm (with feet & connections) 
  • Product Dimensions (WxDxH): 285 x 145 x 45mm (without feet & connections)
  • Product Weight: 1.3kg (excluding accessories)
  • Carton / Box Dimensions (WxDxH): 345 x 205 x 120mm
  • Shipping Weight: 2.1kg
  • Operating Temperature: 32°F to 104°F (0°C to 40°C)
  • Storage Temperature: -4°F to 140°F (-20°C to 60°C)
  • Power Supply: 12V / 2A DC, screw type connector