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Key Digital hdmi matrix switcher front and rear view
Key Digital hdmi matrix switcher front view
8x8 hdmi matrix switcher rear view
Key Digital hdmi matrix switcher complete example for bar displays
HDMI matrix switcher control options

KD-MS8x8G

8 Input 8 Output HDMI Matrix Switch. DISCONTINUED - Replaced with KD-MS8x8G-2

  • DISCONTINUED - Replaced with KD-MS8x8G-2

  • View any of the 8 connected HDMI sources on the 8 displays at any time and in any combination

  • Independent HDMI AV and audio de-embed ports for increased flexibility in a variety of installations

  • Key Digital iOS app ready. Also controllable via included IR remote, TCP/IP and RS-232 with open API

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overview
resources
specS & accessories

introduction

Key Digital’s KD-MS8x8G is a 4K matrix switcher with support of 18Gbps signal bandwidth and HDCP 2.2 for routing and distributing 8 HDMI source signals to 8 displays. KD-MS8x8G features 8 analog and digital audio outputs which may be independently controlled to follow the HDMI output selection or separately switched to accommodate a wide variety of usage applications in professional AV systems integration. KD-MS4x4G supports all SD, HD, VESA and Ultra HD/4K video standards up to and including UHD/4K 18G and 1080p. All UHD/4K EDID handshake files include HDR header information

Features

  • HDMI Matrix Switching: 8 HDMI sources to 8 HDMI outputs

  • 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

  • Deep Color Support: Up to UHD/4K 60Hz 4:2:0/12 bits, 60Hz 4:2:2/12 bits

  • Independent Audio and Video Matrix: Output HDMI and Audio ports may switch together or independently

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

  • Key Digital® App & KDMS® Pro Ready: Scan & detect population for pre-built GUI and TCP/IP control via Key Digital® App and Key Digital Management Software™ Pro (KDMS™ Pro) PC Software

Additional Features

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

  • EDID: Internal library with 15 internal EDID configurations per input, in addition to native EDID data for any Output/Display

  • TMDS re-clocking: Support for long HDMI connectivity using Key Digital® HDMI cables

  • Control: Front panel buttons/LEDs, Serial IR, Optical IR, RS-232 Control, and TCP/IP Control

  • Control System Support: Key Digital® app ready. Key Digital Management Software™ Pro (KDMS™ Pro) ready, Compass Control® Pro ready. Fully controllable by all IR, RS-232, and TCP/IP supported control systems via open API.

downloads

Hires Photo
Pronto HEX
Operation Manual
Quick Setup Guide
Catalog Page

Diagrams

Application Example

videos

How To Set IP Address of KD Models without USB Service Port
Key Digital University Tech Training- KD-MS4x4/8x8G

control drivers

Control4 8x8 Independent AV
URC 4x4/8x8 Matrix
Elan 20x22 Matrix ESR
Savant Driver

specifications

Technical:
  • Input (Each): 1 HDMI Connector, Type A, 19 Pin Female
  • Output (Each): 1 HDMI Connector, Type A, 19 Pin Female
  • Output (Each): Balanced/unbalanced line level audio on 6-pin terminal block. Drives 2VRMS line audio input with a sampling rate of 192KHz
  • Output (each): RCA female for digital audio following SPDIF format (IEC 60958). Supports sampling rate up to 192KHz
  • Video 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
  • DDC Communication: EDID and HDCP Bi-directional buffering to Display and Source
  • K-Factor: 0.22% @ optimal EQ » Video Isolation (Crosstalk): -45dB @ 5MHz 
  • Analog Audio Max Output Level: 4dBu on 150kΩ, DC coupling 
  • Audio Bandwidth: 20Hz to 20kHz @ 0dBu 
  • TND + Noise: 0.33% @0dBu @ 1kHz » PCM Max Input Level: 1Vpp on 75Ω, AC coupling
  • PCM Max Output Level: 1Vpp on 75Ω, DC coupling  
  • Wired IR: modulated IR signal input, 0-5V TTL or -10 to +10V
  • Power: 12V/3.3A (40W) AC Power Supply with Grounded, 2.1mm ID DC Power Jack with Screw In Type
General:
  • Regulation: CE, RoHS, WEEE 
  • Rack Mount: 1U, 1 Rack Width (rack ears included) 
  • Enclosure: Black Metal 
  • KD-MS4x4G Dimensions: L = 17.32” W = 5.78” H = 1.72” 
  • KD-MS8x8G Dimensions: L = 17.32” W = 7.27” H = 1.72”
  • Shipping Carton Dimensions: L = 23.4” W = 8.54” H = 2.36” 
  • Product Weight: 6 lb 
  • Shipping Weight: 9 
  • Accessories: IR Remote, UL Certified Power Supply

accessories

  • Power Supply: (qty 1) 12V/3A, 36W, desktop type, model KDSP12V3A
  • Rack Ears
  • KD-RMCSKA / KD-RMSWCSK Remote Control 
  • 6-Pin Terminal Blocks KD-MS4x4G - (qty 5) / KD-MS8x8G - (qty 9)

technical documents

Hires Photo
Pronto HEX
Operation Manual
Quick Setup Guide
Catalog Page

videos

How To Set IP Address of KD Models without USB Service Port
Key Digital University Tech Training- KD-MS4x4/8x8G

Images and Diagrams

Application Example

control drivers

Control4 8x8 Independent AV
URC 4x4/8x8 Matrix
Elan 20x22 Matrix ESR
Savant Driver

specifications

Technical:
  • Input (Each): 1 HDMI Connector, Type A, 19 Pin Female
  • Output (Each): 1 HDMI Connector, Type A, 19 Pin Female
  • Output (Each): Balanced/unbalanced line level audio on 6-pin terminal block. Drives 2VRMS line audio input with a sampling rate of 192KHz
  • Output (each): RCA female for digital audio following SPDIF format (IEC 60958). Supports sampling rate up to 192KHz
  • Video 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
  • DDC Communication: EDID and HDCP Bi-directional buffering to Display and Source
  • K-Factor: 0.22% @ optimal EQ » Video Isolation (Crosstalk): -45dB @ 5MHz 
  • Analog Audio Max Output Level: 4dBu on 150kΩ, DC coupling 
  • Audio Bandwidth: 20Hz to 20kHz @ 0dBu 
  • TND + Noise: 0.33% @0dBu @ 1kHz » PCM Max Input Level: 1Vpp on 75Ω, AC coupling
  • PCM Max Output Level: 1Vpp on 75Ω, DC coupling  
  • Wired IR: modulated IR signal input, 0-5V TTL or -10 to +10V
  • Power: 12V/3.3A (40W) AC Power Supply with Grounded, 2.1mm ID DC Power Jack with Screw In Type
General:
  • Regulation: CE, RoHS, WEEE 
  • Rack Mount: 1U, 1 Rack Width (rack ears included) 
  • Enclosure: Black Metal 
  • KD-MS4x4G Dimensions: L = 17.32” W = 5.78” H = 1.72” 
  • KD-MS8x8G Dimensions: L = 17.32” W = 7.27” H = 1.72”
  • Shipping Carton Dimensions: L = 23.4” W = 8.54” H = 2.36” 
  • Product Weight: 6 lb 
  • Shipping Weight: 9 
  • Accessories: IR Remote, UL Certified Power Supply

accessories

  • Power Supply: (qty 1) 12V/3A, 36W, desktop type, model KDSP12V3A
  • Rack Ears
  • KD-RMCSKA / KD-RMSWCSK Remote Control 
  • 6-Pin Terminal Blocks KD-MS4x4G - (qty 5) / KD-MS8x8G - (qty 9)
purchased together
KD-Pro8K10BX
10ft (3m) 8K 48Gbps Ultra High Speed HDMI Cable
KD-Pro8K3BX
3ft (0.9m) 8K 48Gbps Ultra High Speed HDMI Cable
KD-App
iOS app for free control of Key Digital app-ready devices and systems via network
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