2×1 4K UHD KVM Switcher with USB 2.0 Ports for Peripherals and Audio Support

MSRP: $199.00
Status: In Stock


The BG-UHD-KVM21A is a 4K HDMI USB 2.0 KVM switch. With support for resolutions up to [email protected], this device allows users to control two computers and share USB peripherals from a single workstation. Perfect for offices, software programmers, and technical support desks, users can easily switch between multiple operating systems without leaving their seat.

Connectivity and Features

The rear panel of the BG-UHD-KVM21A is equipped with two PC connections, each including one USB 2.0 type-B host port and one HDMI 1.4 input. There is also one HDMI 1.4 output for connection to a monitor. On the front panel, there are three USB 2.0 ports for a keyboard, mouse, and a spare port for additional devices. The BG-UHD-KVM21A also provides 3.5mm audio connections for a microphone and headphones/speakers.


The BG-UHD-KVM21A is simple to operate using the front panel buttons. The source select button toggles between the two connected computers, switching the HDMI and peripheral connections. It can also be operated using hotkeys. There is also an audio toggle which enables/disables the audio in/out connections.


Supports resolutions up to [email protected]
Remotely control 2 computers from a single screen
High-Bandwidth Digital Content Protection Supported
USB 2.0
Conveniently share 3 x USB 2.0 peripherals between two computers
Stereo 3.5mm Input/Output
Share headphones and microphone between two computers
Works with Mac OS, Windows, and Linux
  • Share an HDTV or display, USB keyboard & mouse, and microphone between 2 USB/HDMI computers and devices
  • Provides an additional USB 2.0 sharing port with over-current detection and protection
  • Switch between devices via front push button or hotkey
  • Supports Dolby True HD and DTS HD Master Audio formats
  • Video bandwidth: up to 3Gbps
  • Metal housing for better RF shielding

Tech Specifications

Supports resolutions Up to [email protected]
Input Ports 2 HDMI, 2 USB 2.0 Host, 3 USB 2.0 Peripheral, 1 analog audio
Output Ports 1 HDMI, 1 Analog Audio
Control Panel Buttons
Power Supply AC 100 – 240V 50/60Hz
Weight 9.1oz [258g]
Dimensions 6.15″(W) x 2.7″(D) x 1″(H)
156mm (W) x 69mm (D) x 25mm (H)
Housing Metal Enclosure


  • 1x BG-UHD-KVM21A
  • 1x Power Adapter
  • 1x User Manual


  1. USB Mouse Port: Connect to a USB mouse.
  2. USB Keyboard Port: Connect to a USB keyboard.
  3. USB Port: Connect to other USB devices.
  4. MIC: Connect to a microphone.
  5. Audio out: Connect to earphones.
  6. Audio LED: Audio ON/OFF Indication.
  7. Audio Switch: Switch to enable/disable the MIC/Audio out function.
  8. Port LED: Indicate which HDMI source is selected.
  9. Port Select: Switch between the HDMI sources.
  10. Power Jack: Connect to the included power adapter.
  11. HDMI Sink: Connect to local HDMI Display.
  12. PC1/2 HDMI Inputs: Connect to the source/remote device’s HDMI output.
  13. PC1/2 USB Type-B Port: Connect to the source/remote PC’s USB port for USB control.