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CXSW-41HA21 4×1 HDMI 2.1 Switch – 8K@60Hz / 4K@120Hz with Audio Breakout

  • 4 HDMI Inputs / 1 Output
    Connect up to four HDMI source devices to a single display with fast and seamless switching.

  • High-Speed HDMI 2.1 (Up to 40Gbps Bandwidth)
    Engineered for next-generation 8K and high-frame-rate 4K performance.

  • 8K@60Hz / 4K@120Hz (4:4:4)
    Delivers ultra-high-definition clarity and smooth motion for gaming and premium AV setups.

  • HDR & Advanced Format Support
    Compatible with HDR10, Dolby Vision, and 3D video formats.

  • HDCP 2.3 Compliant
    Ensures secure playback of protected 8K and 4K content.

  • VRR (Variable Refresh Rate)
    Reduces screen tearing and improves gaming responsiveness.

  • ARC & CEC Pass-Through
    Enables audio return from compatible TVs and simplified device control.

  • Audio Breakout Function
    Extract digital audio for connection to external sound systems, including Dolby Atmos-compatible receivers.

  • EDID Management
    Optimizes communication between sources and display devices.

  • Auto Switching & Remote Control
    Automatically detects active inputs or switch manually via included IR remote.

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Product Description

The CXSW-41HA21 4×1 HDMI 2.1 Switch is designed for advanced home theater and gaming environments. Supporting up to 40Gbps bandwidth, it enables true 8K@60Hz and 4K@120Hz output, delivering exceptional image clarity and fluid motion for high-performance displays.

With full support for HDR10, Dolby Vision, VRR, ARC, and HDCP 2.3, this switch integrates seamlessly into modern entertainment systems. The integrated audio breakout allows flexible routing to external sound systems, including Dolby Atmos setups, while EDID management ensures stable device communication.

Ideal for QLED TVs, projectors, gaming consoles, streaming devices, and Blu-ray players, the CXSW-41HA21 offers reliable and future-ready HDMI switching in a compact and efficient design.

Specifications

Model CXSW-41HA21 (SW41HA21)
Inputs / Output 4 In / 1 Out
HDMI Version HDMI 2.1
Bandwidth Up to 40Gbps
Max Resolution 8K@60Hz / 4K@120Hz
HDR Support HDR10, Dolby Vision
HDCP HDCP 2.3
VRR / ARC / CEC Supported
Audio Breakout Supported
Control IR Remote & Auto Switch

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.