Product Description

The KD-MLV4x4Pro is a matrix switcher device with multi-view video processing tailored for a variety of environments, from sports and gaming caves to corporate AV setups.

Its capabilities extend to bars & restaurants, house of worship, entertainment centers, museums, and E-Sports.

This matrix processor elevates the viewing experience thanks to user-friendly control, powerful features, and intuitive connectivity.

The Ultimate Picture-In-Picture Experience

The KD-MLV4x4Pro’s multi-view tiling processor empowers users to display up to four video sources simultaneously on a single screen. This offers a selection of default and customizable layout presets.

This feature enables content layering, allowing users to adjust bezel frame width and color to suit their preferences. The video processor effortlessly handles 4K / UHD content at 60fps input, ensuring smooth transitions between sources when all outputs are in full-screen mode.

Independent Audio Routing Capabilities

In addition to its video processing capabilities, the KD-MLV4x4Pro boasts advanced audio matrixing features.

It supports independent audio routing with de-embedding ports for analog balanced/unbalanced and digital optical connections. This flexibility allows users to select audio sources even in multi-view mode.

The audio processor accommodates surround formats up to 5.1 Dolby® / DTS™ for theater applications.

Connectivity and Integration

The KD-MLV4x4Pro is designed to easily integrate into new and existing setups. It offers optional 4K down-conversion for compatibility with legacy displays or projectors.

Additionally, the device accommodates IR input from control systems, extending control functionality to the displays connected through KD-EXMLVRx units. This enhances overall system management and control capabilities.

Advanced Compatibility and Control

The KD-MLV4x4Pro comes equipped with advanced standards compatibility. It supports HDCP 2.2 and facilitates EDID handshaking for communicating resolutions and audio formats to connected sources.

KD-MLV4x4Pro can be controlled from any smartphone, tablet, or PC from its user-friend web page, or using the Key Digital iOS app in addition to a professional control system.

Technical Specifications

  • Multi-view Tiling Processor: Simultaneously watch multiple sources on a single screen

  • Full-Screen Mode: View full-screen content on any display

  • Multi-View Mode: Choose from 5 default layouts or create custom presets. The active multi-view layout is distributed to any display currently in multi-view mode

  • Seamless Switching: Un-interrupted screen transitions during source selection while in full-screen mode

  • Built-In UHDoTP Tx with PoC: The KD-MLV4x4Pro powers four included KD-EXMLVRx units

  • Mirrored Outputs: Simultaneously active HDMI + UHDoTP connections per output display the same AV signal. This allows connection for a total of 8 possible displays at the same time

  • Independent Audio Matrix: You can route audio output ports separately from HDMI & UHDoTP ports. Also, you may select audio from any source while in multi-view mode

  • Video Resolution: Inputs support up to 3840 x 2160p 4:2:0 at 60fps. Outputs support 3840 x 2160p 4:4:4 at 30fps

  • Signal Extension over CAT: Achieve 4K/UHD up to 35m (115ft) using CAT5e/6 or up to 40m (131ft) using CAT6A STP. For 1080p, the range extends up to 50m (164ft) using CAT5e/6 and up to 60m (197ft) using CAT6A STP

  • Text Overlay: Each window can display the assigned name of its source. 16 Characters maximum with variable sizing and location settings

  • 4K Down-Convert: Integrate 4K sources with legacy 1080p & 720p displays

  • Image Layering: Stack images with customizable priority settings per output

  • Custom Layouts and Border: Create custom Window layouts and choose window bezel width and coloring

  • HDCP 2.2 Licensing: Fully licensed and compatible with HDCP 2.2

  • Built-In Test Patterns: 9 selectable test screens help expedite installation

  • IR Extension: You can extend IR via Rx units to control displays. Alternatively, you can collect IR from a remote to control a source at the matrix

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

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

  • Dolby Digital® & DTS™ Audio: Supports 2-channel and multi-channel surround formats up to 5.1 Dolby® / DTS™

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

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

  • Control System Support: 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


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

  • EDID Management: The internal library includes 8 EDID AV handshakes per input. It also has the ability to copy from any connected display/output

  • TMDS Re-clocking: Supports long HDMI connectivity using Key Digital® HDMI cables

  • Deep Color Support: Up to 8 bits/color