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Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher
Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher 0
Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher 1
Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher 2

Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher

Model #: KD-Pro8x8D
Key Digital
At a Glance
Key Digital® 8x8 HDBaseT/HDMI/POH Matrix Switcher with DSP and 4K UHD resolution
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$99,999.00Save $NaN

Get to know this product.

4K/UHD Resolution

  •  Supports signals up to 4096x2160 60Hz [4:2:0] 8bit, 4096x2160 30Hz [4:2:2] 12bit, and 4096x2160 30Hz [4:4:4] 8bit


  • 10.2Gbps supports UHD/4K resolutions with HDR via EDID handshaking

Simultaneously Active

  • 8 HDBaseT (CAT5e/6 RJ45) and 8 HDMI outputs with fully automatic CAT5e/6 cable equalization. Supports up to 16 displays (8 mirrored)

HDBaseT Rx Included

  • 8 total Rx extenders integrate with built-in HDBaseT Tx output ports: (6) Standard Range KD-X88SHRx, (2) Long Range KD-X88LGRx

Signal Extension via KD-X88SHRx

  • Up to 125 feet @ 4K/Ultra HD;
  • Up to 200 feet @ 1080p/60/24, 1080i, 720p

Signal Extension via KD-X88LGRx

  • Up to 300 feet @ 4K/Ultra HD;
  • Up to 500 feet @ 1080p/60/24, 1080i, 720p

HDR (High Dynamic Range)

  • More life-like images through a greater range of luminance levels

HDCP 2.2 and HDMI Licensing

  • Fully licensed and compatible with HDCP 2.2 and HDMI latest technologies

Deep Color Support

  • Up to 12 bits/color

Audio Return Channel

  • Audio may be returned from display to respective audio output

Audio De-Embedding

  • Audio from the selected HDMI input may be de-embedded through the Coax digital (PCM) and analog L/R balanced/unbalanced output

Audio DSP

  • Variable level settings for volume, muting, 3-band EQ, balance, and lip-sync delay per output

Full Buffer™ Technology

  • Full buffering of HDCP and EDID, for the fastest possible switching and viewing of any source/input to any display/output, regardless of multiple output viewing relation

EDID Control

  • Internal library with 15 default EDID configurations for each input, in addition to native EDID data for any Output/Display

TMDS Re-Clocking

  • Support for long HDBaseT and HDMI runs and many layers of connectivity

Voltage Control

  • Two dedicated 3-pin relays and any control I/O ports may be used as a voltage trigger

Lossless Compressed Digital Audio

  • Dolby® TrueHD, Dolby® Digital Plus, Dolby® Atmos and DTS-HD Master Audio™

Control Routing

  • Enables bi-directional IR/RS-232 control signal extension adding 36 ports to control system

Control Integration

  • TCP/IP, RS-232, and USB with full bi-directional operation, front panel push buttons and LEDs, front/rear optical IR, serial IR

Control System Support

  • Key Digital® App ready, Compass Control® Pro ready, KDWizard ® ready. Fully controllable by all IR, RS-232, TCP/IP supported control systems
  • Via open API: AMX®, Crestron®, Control4®, KNX®, RTI®, Savant, URC®, Leviton® etc.

Key Digital® App Ready

  • Scan & detect population for pre-built GUI and TCP/IP control via Key Digital® App

ARC Support via HDBaseT (Outputs 1 and 5 only)

  • Supported by KD-X88LGRx only (not KD-X88SHRx)
  • KD-X88LGRx supports ARC on two connectors: HDMI connection from an ARC supported display; Toslink optical external audio output of the display


  • Product: 17.3” x 6.6” x 3.46”
  • Packaging: 18.9” x 10.7” x 8.6”

Additional Specifications

  • Power: Main KD-PS6V11A - 6V/11.6A (70W); KD-XSWRx - 12V/6.6A (80W)
  • Regulation: CE, RoHS, WEEE
  • Rack Mount: 2U, Full Rack Width (rack ears included)
  • Enclosure: Black Metal
Useful Documents


HDMI Inputs:8
HDMI Outputs:8


Screen Resolution:4K

Misc. Specs

Product Weight (lbs.)6.6
Manufacturer Warranty3 Year
WarningProposition 65 Warning for California Residents