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Matrix Switchers > 4K 18G HDMI Matrix Switchers

KD-MS4x4G-2

4 Input 4 Output HDMI Matrix Switch

  • View any of the 4 connected HDMI sources on the 4 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. Web UI control from any browser. Also controllable via included IR remote, TCP/IP and RS-232 with open API

  • Supports 4K HDMI signals up to 18Gbps with HDR, HDCP 2.2, and surround audio up to Dolby® 7.1, Atmos / DTS-HD


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overview
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specS & accessories

introduction

Key Digital’s KD-MS4x4G-2 is a 4K matrix switcher with support of 18Gbps signal bandwidth and HDCP 2.2 for routing and distributing 4 HDMI source signals to 4 displays. KD-MS4x4G-2 features 4 analog balanced/unbalanced and optical 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-2 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: 4 HDMI sources to 4 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

  • Audio De-Embed: 6 pin balanced / un-balanced and digital optical outputs

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

  • Dolby Digital® & DTS™ Audio: Supports 2-channel and multi-channel surround formats up to DTS-HD Master Audio™, DTS:X®, Dolby® TrueHD, Dolby Atmos®

  • Web UI: Control AV routing and other basic functions from any web browser

  • 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 setup 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, Compass Control® Pro ready. Fully controllable by all IR, RS-232, and TCP/IP supported control systems via open API.

downloads

Operation Manual
Hires Image

Diagrams

Residential - Whole Home AV
Commercial - Room Combine

control drivers

URC 4x4/8x8 Matrix
Elan 20x22 Matrix ESR
Control4
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): TOSlink optical 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

-Analog Audio Max Output Level: 4dBu on 150kΩ, DC coupling

-Audio Bandwidth: 20Hz to 20kHz @ 0dBu

-TND + Noise: 0.33% @0dBu @ 1kHz

-Optical Max Output Level: 1Vpp on 75Ω, DC coupling 

-Wired IR: modulated IR signal input, 0-5V TTL or -10 to +10V

-Power: 12V/1.66 (20W) AC Power Supply with Grounded, 2.1mm ID DC Power Jack with Screw In Type

General

-Regulation: CE, RoHS, WEEE, EAC

-Product Dimensions (LxWxH): 17.24 x 7.48 x 1.73” (438 x 190 x 44mm)

-Product Weight:  Weight: 5.62 lbs / 2.55 kg

-Packaging Dimensions (LxWxH): 19.48 x 12.20 x 3.14” (495 x 310 x 80mm)

-Packaging Weight: 7.94 lbs / 3.62 kg


accessories

  • Power Supply KD-PS20W12VC 12V/1.66A (20W) DC Power Jack, Screw In Type
  • Rack Ears
  • Remote Control, model KD-RMSG 
  • 6-Pin Terminal Blocks : Qty 5
  • USB Setup Cable: USB Micro to USB-A

technical documents

Operation Manual
Hires Image

Images and Diagrams

Residential - Whole Home AV
Commercial - Room Combine

control drivers

URC 4x4/8x8 Matrix
Elan 20x22 Matrix ESR
Control4
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): TOSlink optical 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

-Analog Audio Max Output Level: 4dBu on 150kΩ, DC coupling

-Audio Bandwidth: 20Hz to 20kHz @ 0dBu

-TND + Noise: 0.33% @0dBu @ 1kHz

-Optical Max Output Level: 1Vpp on 75Ω, DC coupling 

-Wired IR: modulated IR signal input, 0-5V TTL or -10 to +10V

-Power: 12V/1.66 (20W) AC Power Supply with Grounded, 2.1mm ID DC Power Jack with Screw In Type

General

-Regulation: CE, RoHS, WEEE, EAC

-Product Dimensions (LxWxH): 17.24 x 7.48 x 1.73” (438 x 190 x 44mm)

-Product Weight:  Weight: 5.62 lbs / 2.55 kg

-Packaging Dimensions (LxWxH): 19.48 x 12.20 x 3.14” (495 x 310 x 80mm)

-Packaging Weight: 7.94 lbs / 3.62 kg


accessories

  • Power Supply KD-PS20W12VC 12V/1.66A (20W) DC Power Jack, Screw In Type
  • Rack Ears
  • Remote Control, model KD-RMSG 
  • 6-Pin Terminal Blocks : Qty 5
  • USB Setup Cable: USB Micro to USB-A
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