$229.99 CAD

StarTech.com 4-Port HDMI Automatic Video Switch - 4K 2x1 HDMI Switch with Fast Switching, Auto-Sensing and Serial Control

Create a powerful visual experience, with the ability to switch between four 4K video sources seamlessly. This 4-port HDMI® switch lets you share a monitor, projector or TV with four Ultra High Definition video sources, and switch between them with minimal disruption.

Impressive image quality with 4K support

The video switch maintains Ultra HD 4K picture quality while switching between content from HDMI source devices - including Blu-ray™ players and DVD players, computer systems, video game consoles, digital cable and satellite boxes and A/V receivers.

4K support ensures a higher level of image clarity and visibility, deliveringfour times the resolution of 1080p - 8.29 million pixels versus 2.07 million pixels. It provides a more engaging visual experience for audiences in a wide range of venues including conference centers, boardrooms, educational facilities, and commercial settings. With its exceptional resolution andimage quality, it's also ideal for bringing your digital signage to life.

Fast and easy operation

Enjoy hassle-free operation with three switching modes:


  • Fast auto-switching: ensures minimal time for switching between HDMI sources. The switch provides effortless operation withadvanced auto-sensing - it detects the latest connected HDMI source and automatically switches to it. Auto-switchingencourages collaborationamong colleagues, by making it easy to share aprojector or display. It also ensures no downtime in a digital signage application ifa source signal is accidentally powered off or fails.

  • Priority switching:identifies one port to take first priority for HDMI sources when multiple sources are connected, ideal for applications such as digital signage.

  • Manual switching:enables you to manually select your HDMI source with front panel buttons that are easy to use.

An IR remote control is included in the box, enabling you to select your desired input source remotely. The RS-232 serial control interface ensures easy remote operation with serial control enabled devices.

Hassle-free setup with plug-and-play installation

The switch also saves time during setupwithEDID emulation, which ensures that all of your display settings, such asnative resolution and refresh rate, are communicatedbetween your display and video source devices. EDID emulationmaximizescompatibility with your 4K display, ensuring a convenient plug-and-play installation and the sharpest image quality.

The VS421HD4KA is TAA compliant and backed by a 2-year StarTech.com warranty with free lifetime technical support.

More from the Manufacturer

More from the Manufacturer


  • RS-232 serial control interface

  • Backward compatible with high-definition 1080p

  • IR remote control included

  • EDID copy support ensures accurate display output

  • Versatile audio configuration with support for 5.1 or 7.1 surround sound

  • Easy operation with automatic, priority or manual switching between HDMI sources

  • Impressive image quality with support for Ultra HD 4K

  • 4-port 4K2K switch routes four HDMI sources to one HDMI display

Product Type: Audio/Video Switchbox
Environmentally Friendly: Yes
Taa Compliant: Yes
Country Of Origin: Taiwan
Brand Name: StarTech.com
Manufacturer: StarTech.com
Product Name: 4-Port HDMI Automatic Video Switch - 4K with Fast Switching
Manufacturer Part Number: VS421HD4KA
Manufacturer Website Address: http://www.startech.com
Packaged Quantity: 1 Each
Package Contents:
  • 4-Port HDMI Automatic Video Switch - 4K with Fast Switching
  • 1 x Remote Control
  • 1 x Universal Power Adapter (NA/EU/UK/AU)
  • 1 x RJ11 Cable
  • 1 x RJ11 to DB-9 Serial Adapter
  • 1 x Mounting Kit
  • 1 x Quick Start Guide
Limited Warranty: 2 Year
Weight (Approximate): 10.26 oz (291 g)
Feature1: RS-232 serial control interface
Feature2: Backward compatible with high-definition 1080p
Feature3: IR remote control included
Feature4: EDID copy support ensures accurate display output
Feature5: Versatile audio configuration with support for 5.1 or 7.1 surround sound
Feature6: Easy operation with automatic, priority or manual switching between HDMI sources
Feature7: Impressive image quality with support for Ultra HD 4K
Feature8: 4-port 4K2K switch routes four HDMI sources to one HDMI display

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