Key Digital® 4x2 4K POH/HDBaseT/HDMI/VGA Multi-View Seamless Presentation Matrix Switcher

Model #: KD-MLV4x2Pro
Key Digital
At a Glance
Key Digital® 4x2 4K POH/HDBaseT/HDMI/VGA Multi-View Seamless Presentation Matrix Switcher with image layering and deep color support
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Get to know this product.

Multi-View Window Processing

  • Create & store custom multi-view layouts, recall custom presets in 1080p (2K) Multi-view mode
  • Quadrant Mode (4K or 2K): Independent outputs in four equally-sized windows
  • Multi-view Mode (2K): Linked/mirrored outputs in customized screen layout

Seamless Switching

  • Un-interrupted screen transitions during source selections

Independent Matrix Switching

  • In full-screen and quadrant modes, linked/mirrored in multi-view mode

Image Layering

  • Stack images with customizable priority settings

Window Transparency and Border

  • View content through each other and choose window bezel width and coloring

Multi-Format Switch

  • Input: 2 HDMI, 2 HDMI or Analog video, all with external audio
  • Output: 1 HDMI and 1 HDBaseT output. Rx unit included

HDBaseT Built-In

  • Included KD-X222PORx unit is powered by at KD-MLV4x2Pro

Signal Extension

  • Up to 200 feet @ 1080p/60, 1080p/24, 1080i, 720p with third-party CAT5e/6
  • Up to 125 feet @ 4096x2160 30Hz [4:4:4] 8bit with third-party CAT5e/6

Ultra HD/4K Up-Scaling

  • Outputs independently upscale to 4096x2160 30Hz [4:4:4] 8bit in 4K Quadrant mode

HDCP 2.2 Licensing

  • Fully licensed and compatible with HDCP 2.2

Resolution Support

  • Supports SD, HD, and VESA input resolutions up to 1080p / 1920x1200 on HDMI and analog video Inputs. Outputs fixed to 1080p or 4K

Web Control Interface

  • Reduces installation time and provides basic and advanced video and audio setup

Audio De-Embed

  • Audio from the selected input is be de-embedded through the Coax digital (PCM) output in addition to the HDMI output

Key Digital App ReadyDolby Digital & DTS Audio

  • Supports 2-channel and multi-channel audio formats up to 5.1 Dolby® / DTS™ lossless compressed digital surround sound

Independent Video & Audio

  • Listen to any audio source while in quadrant or multi-view modes

Analog to Digital Video Conversion

  • Analog video input ports support VGA / DB15 or Component / YPbPr signal types

Full Buffer System™

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


  • Internal library with 5 default EDID con?gurations for input, in addition to native EDID data for any Output / Display

TMDS Re-Clocking

  • Support for long HDMI connectivity using Key Digital® HDMI cables

Deep Color Support

  • Up to 12 bits/color


  • Front panel buttons, IR, RS-232, TCP-IP and Web Control

Control System Support

  • Compatible with Compass Control®, AMX®, Control4®, Crestron®, KNX®, RTI®, Savant, URC®, Honeywell®, HAI®, Leviton®, etc.

Key Digital® App Ready

  • Can be controlled over TCP/IP via Key Digital® App


  • Inputs: 4 HDMI connector, Type A, 19 pin female; 2 HD analog video 15-pin female, 2 analog audio connector, 3.5mm stereo female
  • Outputs (each): 1 HDMI connector, Type A, 19 pin female; 1 HDBaseT RJ45 female; 1 digital coaxial audio on RCA connector; 1 L/R Balanced/Unbalanced on 6-pin Phoenix connector
  • TMDS Bandwidth: 9 Gb/s total
  • Deep Color Support: Supports digital video formats in Deep Color Mode up to 8 bits/color with all HDMI and HDCP technologies
  • Link: Single Link
  • DDC Signal (Data): Input DDC signal – 5 Volts p-p (TTL)
  • HDMI Video/Audio Signal: 1.2 Volts p-p
  • DDC Communication: EDID And HDCP buffering between source and display
  • Wired IR: Modulated IR signal input, 0-5V TTL or -10 to +10V
  • Power: External power supply; 12V/5A


  • Regulation: CE, RoHS, WEEE
  • Enclosure: Black metal
  • Rack Mount: 1U, full rack-width (rack ears included)
  • Product: 17.25” x 8.875” x 1.75”
  • Packaging: 18.5” x 13” x 3.5”
Useful Documents


HDMI Inputs:4
HDMI Outputs:1


On Screen Display:Yes


Screen Resolution:4K

Misc. Specs

Product Weight (lbs.)6.5
Manufacturer Warranty3 Year
WarningProposition 65 Warning for California Residents