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CXEX-70H8K 8K HDMI 2.1 Extender – 8K@60Hz HDBaseT Video Extension with PoE

  • HDMI 2.1 Ultra-High Resolution Support
    Supports 8K@60Hz with VRR and up to 40Gbps bandwidth, delivering next-generation video performance.

  • Long-Distance UTP Transmission
    Extends signals up to 130ft (40m) at 8K@60Hz and 230ft (70m) at 4K@60Hz using standard Cat cable.

  • Bi-Directional PoE (Power over Ethernet)
    Power can be supplied from either the transmitter or receiver, simplifying installation and reducing power cables.

  • Bi-Directional IR & RS232 Control
    Enables remote control of source or display devices and seamless integration into professional AV systems.

  • EDID Management via DIP Switch
    Allows easy configuration and stable compatibility between source devices and displays.

  • Slim Aluminum Housing
    Compact and durable aluminum design ideal for professional AV installations.

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Product Description

The CXEX-70H8K HDMI 2.1 Extender is designed for high-performance AV installations requiring long-distance transmission of ultra-high-resolution video. Supporting HDMI 2.1 with up to 8K@60Hz resolution and 40Gbps bandwidth, it delivers exceptional image quality and smooth performance for modern displays and advanced multimedia systems.

Using high-speed UTP transmission over Cat cables, the extender supports distances up to 40 meters for 8K signals and 70 meters for 4K content, making it suitable for conference rooms, digital signage installations, home theaters, and control environments.

The integrated bi-directional PoE functionality allows power to be supplied from either end of the system, reducing installation complexity. With additional IR and RS232 control capabilities and EDID management via DIP switches, the CXEX-70H8K provides a flexible and reliable solution for professional AV distribution.

Specifications

Model CXEX-70H8K (EX70H8K)
HDMI Version HDMI 2.1
Max Resolution 8K@60Hz
Bandwidth Up to 40Gbps
Transmission Distance 40m (8K) / 70m (4K)
Transmission Type UTP / HDBaseT over Cat Cable
PoE Bi-directional
Control IR & RS232
EDID Management DIP Switch
Housing Aluminum

FAQ

Most frequent questions and answers

ExtendHD solutions work seamlessly with TVs, projectors, monitors, sound systems, and most standard HDMI-enabled devices.

No. Most ExtendHD products are plug-and-play. Advanced units may offer optional PC-based control for customization.

Absolutely. Our products are designed for professional-grade performance, suitable for offices, retail, classrooms, and home theaters.

Depending on the model, our HDMI extenders support distances up to 100 meters using CAT6/7 cables.

We offer dedicated customer support, user manuals, and setup assistance to ensure smooth installation and usage.

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ExtendHD delivers premium AV solutions—designed for seamless connectivity, professional performance, and reliable signal distribution across any environment.