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CXMX-44HA21 4×4 HDMI 2.1 Matrix Switcher – 8K@60Hz with HDR & Audio De-Embedding

  • 4 HDMI Inputs / 4 HDMI Outputs
    Route four HDMI source devices to four displays with flexible signal switching.

  • HDMI 2.1 Ultra-High Resolution
    Supports 8K@60Hz and 4K@120Hz for next-generation video performance.

  • HDR10 & Dolby Vision Support
    Ensures enhanced contrast, brightness, and color accuracy for high-dynamic-range content.

  • HDCP 2.3 Compliance
    Compatible with protected 8K and 4K media content.

  • Integrated Video Downscaling
    Converts 8K input to 4K or 1080p output for compatibility with mixed display resolutions.

  • Audio De-Embedding
    Extract audio through coaxial output for connection to external audio systems.

  • Advanced Audio Format Support
    Pass-through support for DTS-HD, Dolby TrueHD, Dolby Atmos, and LPCM 7.1.

  • Multiple Control Methods
    Control via IR remote, RS-232, IP control, or front panel buttons.

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Product Description

The CXMX-44HA21 HDMI 2.1 Matrix Switcher enables flexible distribution of multiple HDMI sources to multiple displays while supporting the latest ultra-high-resolution video standards. With 4 inputs and 4 outputs, the matrix allows any source device to be routed to any display, making it ideal for professional AV installations.

Supporting HDMI 2.1 resolutions up to 8K@60Hz and 4K@120Hz, along with HDR10 and Dolby Vision, the device ensures exceptional video quality across connected displays. The integrated downscaling capability allows compatibility with displays of different resolutions by converting 8K signals to 4K or Full HD when required.

With audio de-embedding and support for advanced audio formats such as Dolby Atmos and DTS-HD, the CXMX-44HA21 provides a complete AV distribution solution for home theaters, control rooms, digital signage systems, and professional AV environments.

Specifications

Model CXMX-44HA21 (MX44HA21)
HDMI Inputs 4
HDMI Outputs 4
HDMI Version HDMI 2.1
Max Resolution 8K@60Hz / 4K@120Hz
HDR Support HDR10, Dolby Vision
HDCP HDCP 2.3
Audio Output Coaxial (Audio De-Embed)
Audio Formats Dolby Atmos, DTS-HD, Dolby TrueHD, LPCM 7.1
Control Methods IR Remote, RS-232, IP, Front Panel
Downscaling 8K → 4K / 1080p

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.