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Key Digital KD-DA1x2DC 4K 18G 1x2 HDMI Distribution Amplifier with Audio De-Embed, 4K to 1080p Down-Convert


  • HDMI Signal Distribution: 1 HDMI source to 2 HDMI outputs/displays

  • Ultra HD/4K Support: 4096x2160 or 3840x2160 24/25/30/60hz at 4:4:4 (signals up to 18Gbps bandwidth)

  • HDCP Licensing: Fully licensed and compatible with HDCP 2.2

  • HDR10 and Dolby Vision®: More life-like images through a greater range of luminance levels

  • Resolution Support: Supports all SD, HD, and VESA (VGA, SVGA, XGA, WXGA, SXGA, UXGA) up to 4096x2160p

  • 4K to 1080p Down Convert: When enabled, resolution conversion is applied to individual outputs(s) based on EDID from the connected display.

  • Deep Color Support: Up to UHD/4K 30Hz 4:4:4/12 bits or 60Hz 4:4:4/8 bit

  • Audio De-embedding: Audio of the connected HDMI input is output at the digital Optical and analog 3.5mm stereo connectors.

  • Full Buffer System™: Manages TMDS re-clocking / signal re-generation, HDCP authentication to source & display, and EDID Control handshake

  • EDID Management: Internal library with 15 internal EDID handshakes including 4K with HDR in addition to native EDID data copied from output/display 1

  • Digital Audio Format Support: DTS-HD Master Audio™, DTS:X®, Dolby® TrueHD, Dolby Atmos®

  • CEC Disconnect: Prevents unwanted control of source



  • Input: HDMI Connector, Type A, 19 Pin Female

  • Output (Each): HDMI Connector, Type A, 19 Pin Female

  • Bandwidth: TMDS bandwidth 18 Gbps

  • DDC Signal (Data): Input DDC Signal - 5 Volts p-p (TTL)

  • HDMI Video/Audio Signal: Input Video Signal - 1.2 Volts p-p

  • Power Supply: KD-PS5V2ASC, 5V/2A, 100-240VAC, 50-60Hz,

  • Interchangeable head, screw-in connector



  • Regulation: CE, RoHS, WEEE

  • Enclosure: Black Metal

  • Product Dimensions: 4.96” x 2.74” x 0.91”

  • Packaging Dimensions: 8.27” x 5.67” x 3.15”

  • Product Weight: 0 .45 lb

  • Shipping Weight: 1 .12 lb