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CXSW-21H21 2×1 HDMI 2.1 Switch – 8K@60Hz / 4K@120Hz

  • 2 HDMI Inputs / 1 Output
    Connect two HDMI source devices to a single display and switch between them easily.

  • HDMI 2.1 High-Resolution Support
    Supports 8K@60Hz and 4K@120Hz, suitable for modern displays and gaming systems.

  • HDR & Dolby Vision Compatibility
    Provides enhanced color depth, brightness, and contrast for improved image quality.

  • Dolby Atmos Audio Support
    Compatible with advanced audio formats for immersive sound performance.

  • HDCP Compliance
    Supports HDCP standards for protected video content playback.

  • Compact HDMI Switch Design
    Ideal for connecting devices such as streaming players, media boxes, or Blu-ray systems.

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Product Description

The CXSW-21H21 HDMI 2.1 Switch allows users to connect two HDMI devices to a single display, providing a simple solution for switching between sources such as media players, streaming devices, or computers. Supporting HDMI 2.1 video resolutions up to 8K@60Hz and 4K@120Hz, the switch delivers high-quality video output suitable for modern displays.

With support for HDR, Dolby Vision, and Dolby Atmos, the device ensures enhanced visual and audio performance for compatible systems. Its compact design makes it suitable for home entertainment setups, office displays, and multimedia environments where multiple HDMI sources need to share one screen.

Specifications

Model CXSW-21H21 (SW21H21)
Inputs / Output 2 In / 1 Out
HDMI Version HDMI 2.1
Max Resolution 8K@60Hz / 4K@120Hz
HDR Support HDR, Dolby Vision
Audio Support Dolby Atmos
HDCP Supported
Application HDMI Source Switching

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.