Product Name : 2 Ports True 4K USB C KVM Switch with HDMI 2.0 Output, USB 3.2 Gen 1, Audio, Hotkey Control
Product No : CKABM-E3112
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Product Description
  • 2-Port USB Type-C KVM Switch.
  • Max Resolution 4K 60Hz ( 4:4:4 )
  • Built-In HDCP Engine Ensures No Realignment of Images after Switch
  • HDMI 2.0 / HDCP 2.2 / HDCP 1.4 Compatible
  • Windows & Mac Supported and No Software Required
  • Exclusive Video / USB Oriented Selectable Design :
  1. Video Oriented ( +U2 ) [ 4K 60Hz ( 4:4:4 ) / 18G + USB 2.0 ]
  2. USB Oriented ( +U3 ) [ 4K 60Hz ( 4:2:0 ) / 3G + USB 3.2 Gen 1 ]
  • Specially Designed Audio Modes ~ To Fit Different Needs ~
  • 4K 60 444
  • 4K 60 420
  • 4K 30
  • USB 3.2 GEN 1
  • USB2.0
  • Hotkey Control
  • Type-C Video
  • EDID Management
  • HDCP 2.2
  • HDCP 1.4

The CKABM-E311 2 is a 2 Ports True 4K USB C KVM Switch with HDMI 2.0 output and HDCP Engine built-in, which allows users to share one set of keyboard, mouse, monitor, and audio between two computers and supports resolutions up to 4K 60Hz (4:4:4), This USB C KVM Switch have the exclusive slide switch for flexible “ Video Resolution and USB Bandwidth ” selections between high video resolution requirement and high USB bandwidth application.

Besides, there is no need for software or interface card installation. Just connect the cables, power up the system and you are ready to have video images displaying on the monitor with excellent clarity. This 2 Ports True 4K 2 Ports USB-C KVM Switch's EDID management function ensures the optimized picture output without flickering or black screen compatibility issues.

Special design for HDCP slide switch
This 2 Ports USB C KVM Switch enables users to copy or learn EDIDs automatically from the connected monitor, and the built-in exclusive HDCP slide switch on the rear panel allows users to select the 3 preset HDCP modes:

Auto mode allows HDCP 2.2 or HDCP 1.4 content pass-thru (factory default)

HDCP 1.4 mode allows HDCP 1.4 content to be licensed

Set to NONE mode allows non-HDCP content to be played

NOTE: The upgrade port (mini USB-B port) is designed for firmware update.

Advanced design for Video Resolution or USB Data Flow oriented mode switching

CKABM-E3112 with the exclusive built-in Video and USB slide switch provides better flexibility for users to select 4K 60Hz at USB 2.0 bandwidth (higher video resolution, lower USB speed) or 4K 30Hz at USB 3.2 Gen 1 data transmission (lower video resolution, higher USB speed) as needed.

Unique USB Audio Allocation Design

Rextron 4K USB-C KVM Switch with USB 3.2 Gen 1 ports on both front and rear panels provide temporary and long-term USB access and support USB Audio Function.

The unique USB audio allocation design allows users to select optimum audio modes by hotkey :

Mode 1. USB MIC + HDMI Audio

Mode 2. USB Speaker + USB MIC

Mode 3. HDMI Audio Only

USB Audio Function allows users to play USB audio files via the 3.5mm audio port and is also essential to maintain two-way voice communication in a real-time PC gaming environment.

Prioritize User Needs

Rextron’s USB-C KVM Switch with audio function built-in enables users to play USB audio files via its 3.5mm audio output port. The console side USB Hub supports not only keyboard mouse operation but also USB 3.2 Gen 1 peripherals sharing without the need to install any software or driver. 

Rextron KVM switch products supporting various video interfaces like VGA, DVI, HDMI, DisplayPort, and  even the popular USB-C for the maximum up to 8K 60Hz resolution.

Rextron USB KVM Switch products are suitable to use in SOHO, offices, Server Rooms, Airports, Stations or the environment that needs to control multiple PCs at the same time.

Leading OEM/ODM USB-C KVM Supplier

Rextron is on the cutting edge of IT filed, with ample OEM and ODM experience, mature manufacture capability and R&D resource, Rextron Integrated the factory & sub-contractors, brought ideas to reality, and turned concept into the viable IT related products to serve the customers for the OEM/ ODM project.

For years, we kept pace with and provided various design houses and OEM customers with quick and reliable manufacturing and serving. These favorable products including KVM extender, Video extender and USB KVM switch have gained international acclaim and are now widely used in businesses, factories, industrial operations, militaries, government installations, schools and private residences. As an ISO9001:2015 registered company; quality assurance is our first priority. Rextron keeps strict manufacturing process constantly and source more RoHS and REACH compliant materials from all over the world.

What is KVM Switch ?

KVM is stand for “Keyboard, Video, and Mouse”. KVM allows you to access multiple computers or servers via only one set of Keyboard, Mouse and Monitor. Computers may be selected by pressing the KVM push button directly, entering a hotkey or activating OSD window. KVM switch is a compact size pure hardware solution plug-and-play system without any driver or software installation. It reduces redundant cables and creates a neat working environment, and also saves you space, time, equipment, and money

  • 2-Port USB Type-C KVM Switch.
  • Allow 2 Computers to Share Multiple USB Peripherals ( 4 x HID device + 2 x USB 3.2 Gen 1 Devices)
  • Max Resolution 4K 60Hz ( 4:4:4 )
  • HDMI 2.0 / HDCP 2.2 / HDCP 1.4 Compatible
  • Support Keyboard and Mouse Plug-n-play without Drivers
  • Front Panel Buttons/ Hotkey for Easy Computer Selection & Auto Scan Function
  • Selectable Scan Time Interval
  • Require No Driver or Software
  • Windows & Mac Supported and No Software Required
  • Exclusive Video / USB Oriented Selectable Design :
  1. Video Oriented ( +U2 ) [ 4K 60Hz ( 4:4:4 ) / 18G + USB 2.0 ]
  2. USB Oriented ( +U3 ) [ 4K 60Hz ( 4:2:0 ) / 3G + USB 3.2 Gen 1 ]
Highlight Features
  • Built-In HDCP Engine Ensures No Realignment of Images after Switch
  • Specially Designed Audio Modes :
  1. USB Microphone + HDMI Audio
  2. USB Audio + USB Microphone
  3. HDMI Audio Only
~ To Fit Different Needs ~

Model Name


  Computer/Server Ports (input)

USB Type-C x 2 ( Video & USB 3.2 Gen 1) ( Single Video x 2 PCs )

  Output Port

HDMI x 1 ( Single Display )
USB 3.2 Gen 1 / USB 2.0 Type A x 2 (Rear & Front)
USB HID Type A x 4 (Rear & Front)
Audio Jack out (USB-Audio Device) x 1
Audio Jack In (USB-Audio Device) x 1

  Video Resolution (Max.)

4096x2160@60Hz (4:4:4)
3840x2160@60Hz (4:4:4)

  Push Buttons

Port Selection x 1
EDID Copy Button x 1

  Slide Switches

USB-C Bandwidth x 1
HDCP Switch x 1

  HDCP Compliance

HDCP 2.2 / 1.4

  Control Methods

Hotkey / Push Button

  LED Indicator (Power / Status)

Computer Ready LED x 2 (Green)
Computer Selected LED x 2 (Red)
EDID Copy x 1

  EDID Management

Copy / Auto / Default

  Automatic scan interval

3, 8, 15, 30 seconds

  Exclusive Mode Switch

4K@60Hz (4:4:4) + USB 2.0 ( Video Oriented )
4K@60Hz (4:2:0) / 4K@30Hz (4:4:4) + USB 3.2 Gen 1 ( USB Speed Oriented )

  Power Supply

DC 9~12V

  Operation Environment

0~40°C, Humidity<80%

  Storage Temperature




  H x W x D (mm)

40 x 160 x 100

  Weight (g)


2 Ports True 4K USB C KVM Switch Connection


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