AV Extenders

HDMI and AV extenders over Cat6, HDBaseT, fibre and wireless, carrying video with audio, USB, IR and RS232 where required.

286 products Award Winning Dealer Since 2013 Free expert consultation

Getting a signal across a building

An extender sends HDMI further than a cable can reliably carry it, by converting the signal for transmission over structured cable or fibre and converting it back at the far end. It is a transmitter and receiver pair, and both ends have to match.

Choose the transport by distance and by what the building already has. HDBaseT over Cat6a covers most residential distances and carries control signals alongside the video, which saves running separate cable for IR or RS232. Fibre goes further and is immune to electrical interference, which suits long runs and noisy environments. Wireless solves rooms where no cable can be run, at the cost of latency and reliability compared with a wired link.

Two things to confirm before ordering: the resolution and refresh rate the extender supports at the distance you actually need, since ratings usually drop at longer runs, and whether the receiver is powered locally or over the cable. Cat cable quality matters more here than in a data network, and solid core Cat6a correctly terminated is the baseline. Tell us the distance and what has to travel with the video.

4.95/5 from 20,659+ reviews Award Winning Dealer Since 2013 UK Specialist since 2005

96 of 286 products

  • Our SM11 HDMI signal manager has been designed to help solve HDMI compatibility, HDCP2.2, clock stretching, EDID and handshaking issues that are becoming common problems when distributing HDMI signals especially 4K.
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  • Gefen EXT-DP-4K600-1SC 4K 600 MHz DisplayPort Extender over Fiber
    SALE

    Gefen

    Gefen EXT-DP-4K600-1SC 4K 600 MHz DisplayPort Extender over Fiber

    SKU: EXT-DP-4K600-1SC

    £4,238.10 £4,709.00
    Ex. VAT ✓ Save £470.90
    Gefen’s DisplayPort 1.2-compliant extender is a compact and high performance solution for extending HDCP 2.2, HDCP 1.4, and DPCP compliant DisplayPort 600 MHz 4K audio/video over fiber.
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  • Gefen EXT-UHDV-KA-LANS-RX 4K Ultra HD HDMI and VGA KVM over IP
    SALE

    Gefen

    Gefen EXT-UHDV-KA-LANS-RX 4K Ultra HD HDMI and VGA KVM over IP

    SKU: EXT-UHDV-KA-LANS-RX

    £822.00
    Ex. VAT
    Gefen’s Video over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. The Gefen 4K Ultra HD and VGA KVM over IP extends HDMI, VGA, USB, 2-way audio, RS-232, and IR. Input resolutions up to 4K 60 Hz 4:2:0 and HDR, and output resolutions up to 4K 30 Hz 4:4:4 are supported along with HDCP 2.2 and 1.4, and 7.1 channels of HBR (High Bit Rate) lossless and LPCM digital audio
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  • Gefen EXT-UHDV-KA-LANS-RX 4K Ultra HD HDMI and VGA KVM over IP
    SALE

    Gefen

    Gefen EXT-UHDV-KA-LANS-TX 4K Ultra HD HDMI and VGA KVM over IP

    SKU: EXT-UHDV-KA-LANS-TX

    £825.00
    Ex. VAT
    Gefen’s Video over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. The Gefen 4K Ultra HD and VGA KVM over IP extends HDMI, VGA, USB, 2-way audio, RS-232, and IR. Input resolutions up to 4K 60 Hz 4:2:0 and HDR, and output resolutions up to 4K 30 Hz 4:4:4 are supported along with HDCP 2.2 and 1.4, and 7.1 channels of HBR (High Bit Rate) lossless and LPCM digital audio
    View Available Worldwide Shipping Available
  • Gefen EXT-UHD-LANS-TX 4K Ultra HD HDMI over IP - Sender Package
    SALE

    Gefen

    Gefen EXT-UHD-LANS-TX 4K Ultra HD HDMI over IP - Sender Package

    SKU: EXT-UHD-LANS-TX

    £865.20
    Inc. VAT
    Extend and Distribute 4K HDMI w/ HDR, RS-232, IR, and audio over a Local Area Networ. Product Code - EXT-UHD-LANS-TX
    View Available Free delivery
  • Gefen EXT-UHDKA-LANS-RX 4K Ultra HD HDMI KVM over IP - Receiver Package
    SALE

    Gefen

    Gefen EXT-UHDKA-LANS-RX 4K Ultra HD HDMI KVM over IP - Receiver Package

    SKU: EXT-UHDKA-LANS-RX

    £942.00
    Inc. VAT
    Gefen’s AV over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. Our Gen 2.0 KVM products offer enhanced performance, features, and functionality such as 4K Ultra HD with HDR support, built-in scalers, video-wall control, independent USB, RS-232, IR, and audio routing**, and backward-compatibility with our first generation products. Each Sender and Receiver extends and routes video, USB, 2-way audio, RS-232, and IR.
    View Available Free delivery
  • Gefen EXT-UHDKA-LANS-TX 4K Ultra HD HDMI KVM over IP - Sender Package
    SALE

    Gefen

    Gefen EXT-UHDKA-LANS-TX 4K Ultra HD HDMI KVM over IP - Sender Package

    SKU: EXT-UHDKA-LANS-TX

    £942.00
    Inc. VAT
    Gefen’s AV over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. Our Gen 2.0 KVM products offer enhanced performance, features, and functionality such as 4K Ultra HD with HDR support, built-in scalers, video-wall control, independent USB, RS-232, IR, and audio routing**, and backward-compatibility with our first generation products. Each Sender and Receiver extends and routes video, USB, 2-way audio, RS-232, and IR.
    View Available Free delivery
  • Gefen EXT-ADA-LAN-RX Digital and Analog Audio over IP - Receiver Package
    SALE
    £740.40
    Inc. VAT
    Gefen’s AV over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. The Digital and Analog Audio over IP Sender (EXT-ADA-LAN-TX) and Receiver (EXT-ADA-LAN-RX) are new additions to Gefen’s family of AV over IP products, offering a much-needed audio-only option for background music, public announcements, and other applications where stand-alone audio needs to be distributed through the AV system. Audio input and output options include L/R Analog, Coaxial Digital, and Optical Digital.
    View Available Free delivery
  • Gefen EXT-ADA-LAN-TX Digital and Analog Audio over IP - Sender Package
    SALE
    £740.40
    Inc. VAT
    Gefen’s AV over IP solutions continue our tradition of providing high performance, scalable, expandable, and secure AV routing and distribution over a standard Gigabit Local Area Network. The Digital and Analog Audio over IP Sender (EXT-ADA-LAN-TX) and Receiver (EXT-ADA-LAN-RX) are new additions to Gefen’s family of AV over IP products, offering a much-needed audio-only option for background music, public announcements, and other applications where stand-alone audio needs to be distributed through the AV system. Audio input and output options include L/R Analog, Coaxial Digital, and Optical Digital. 
    View Available Free delivery
  • Gefen EXT-VGAKA-LANS-TX VGA KVM over IP - Sender Package
    SALE

    Gefen

    Gefen EXT-VGAKA-LANS-TX VGA KVM over IP - Sender Package

    SKU: EXT-VGAKA-LANS-TX

    £740.40
    Inc. VAT
    Extend and Distribute VGA, USB, RS-232, IR, and 2-way audio over a Local Area Network. The EXT-VGAKA-LANS-TX & RX support VESA and CEA resolutions up to WUXGA (1920 x 1200 at 60 Hz) and 1080p Full HD (1920 x 1080 at 60 Hz).
    View Available Free delivery
  • Gefen EXT-UHDA-HBTL-RX 4K Ultra HD HDBaseT Receiver w/ Audio De-Embedder and POH
    SALE
    £572.40 £636.00
    Inc. VAT ✓ Save £63.60
    The Gefen EXT-UHDA-HBTL-RX is a high-performance HDBaseT™ Receiver that can extend HDMI up to 70 meters (230 feet) at 1080p and 40 meters (130 feet) at 4K, over a single CAT-5e cable. It also de-embeds analog L/R, TOSLINK® optical digital, and coaxial digital audio from the video for use with a separate audio system, enhancing the impact of presentations. This Receiver uses Gefen’s implementation of the HDBaseT™ technology with enhanced functionality.
     
    Register your interest above to receive notifications on availability.
    View Available Free delivery
  • Gefen EXT-UHDV-HBTLS-TX 4K Ultra HD Multi-Format 2x1 HDBaseT Sender w/ Scaler, Auto-Switching, and POH
    SALE
    The Gefen EXT-UHDV-HBTLS-TX is a high-performance solution in a compact easy-to-install enclosure for switching 4K Ultra HD HDMI and VGA inputs, and extending them up to 70 meters (230 feet) at 1080p and 40 meters (130 feet) at 4K, over a single CAT-5e cable. Switching between the HDMI and VGA can be set to Automatic or be done manually via the front panel button or RS-232. Its HDMI input supports 18 Gbps of data and 600 MHz TMDS Clock frequency, accepting full spec HDMI 2.0 to 4K Ultra HD (3860 x 2160) and 4K Cinema-DCI (4096 x 2160), at 60 Hz 4:4:4 with HDCP 2.2 and 1.4.

    Register your interest above to receive notifications on availability.

    View Available Worldwide Shipping Available

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When selecting an AV extender, consider resolution support (Full HD or 4K UHD), maximum transmission distance, cable type (Cat5e/6, fibre, or Ethernet), device compatibility, and whether additional features like audio return, IR, or RS-232 control are required. Power delivery is another factor, some CYP models feature Power over Cable (PoC) for simpler installs. CYP Europe’s extensive range makes it easy to match the right extender to your project.

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