StarTech.com HDMI over CAT6 Extender Kit - 4K 60Hz - HDR - 165" (50 m)

StarTech.com ST121HD20V

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Manufacturer Part#  ST121HD20V

Provantage Code:  STRK04X

Condition:  Factory New

  • Product Type: Video Extender Transmitter/Receiver
  • Connectivity Technology: Wired
  • Maximum Operating Distance: 164.04 ft
  • Maximum Video Resolution: 3840 x 2160
  • TAA Compliant: No

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StarTech.com ST121HD20V Specifications

    HDMI over CAT6 Extender Kit - 4K 60Hz - HDR - 165" (50 m)

At a Glance

    Rear View
    • Crystal-clear picture quality with support for resolutions up to 4K 60Hz
    • Compatible with HDR and 4:4:4 chroma subsampling for lifelike images
    • Hassle-free setup with long-distance transmission over a reliable connection
    • Ensured compatibility with HDCP 2.2 devices and displays


    This HDMI over CAT6 extender lets you transmit your 4K 60Hz signal up to 165 ft. (50 m) over a single CAT6 cable, with the added benefit of a local HDMI output. The extender supports High Dynamic Range (HDR), providing high contrast images with enhanced video.

    Astonishing 4K Picture Quality

    This HDMI Ethernet extender supports a 4K 60Hz (3840 x 2160) resolution, providing four times the picture quality of high-definition (1080p). The extender supports HDMI 2.0 capabilities, offering 4:4:4 chroma subsampling. This ensures a crystal-clear picture that's ideal for delivering video content. With HDR support, you can enjoy increased contrast, color brightness and greater luminosity in your images.

    Long-Distance Transmission

    Extend an HDMI signal to up to 165 ft. (50 m) with the HDMI to CAT6 converter. Use your existing CAT6 cable infrastructure with a direct connection to the converter for an easy run through walls and ceilings, saving you on installation costs.

    Compatible with HDCP 2.2 Devices

    Connect your HDMI 2.0 devices and displays with confidence, knowing this extender is HDCP 2.2 compliant. This lets you harness the capabilities of HDMI-enabled devices such as Blu-ray players or online streaming devices in higher resolutions. It is also backward compatible with previous generations of HDMI and HDCP.

    ST121HD20V is backed by 2-year StarTech.com warranty with free lifetime technical support.

    More from the Manufacturer

Package Contents

    • 1 x HDMI over CAT6 Transmitter
    • 1 x HDMI over CAT6 Receiver
    • 1 x IR Blaster
    • 1 x IR Receiver
    • 1 x Universal Power Adapter (NA/JP, EU, UK, ANZ)
    • 1 x Quick-Start Guide

Additional Product Images


Product NameHDMI over CAT6 Extender Kit - 4K 60Hz - HDR - 165" (50 m)
Manufacturer Part NumberST121HD20V
Product TypeVideo Extender Transmitter/Receiver
Maximum Operating Distance164.04 ft
Number of Network (RJ-45) Ports2
Number of HDMI Inputs1
Media Type SupportedTwisted Pair
Number of Output Devices Supported1
Number of Input Devices Supported1
Connectivity TechnologyWired
Graphics Modes4K
Environmentally FriendlyYes
Maximum Video Resolution3840 x 2160
Twisted Pair Cable StandardCategory 6
Network (RJ-45)Yes
Number of HDMI Outputs1
Product ColorBlack
Packaged Quantity ConditionKit
Country of OriginChina
Limited Warranty2 Year
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