4×1 4K HDMI Switcher with ARC, Audio Extraction, and RS-232

18Gbps, HDCP 2.2, Dolby TrueHD/DTS-HD 7.1, Smart EDID, Auto-Switch

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KanexPro

SKU: SW-4X1HDAUD

UPC: 813982022966

$179.95
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Route four 4K HDMI sources to a single display with integrated audio extraction and ARC — eliminating the need for a separate audio extractor or AVR upgrade. The KanexPro SW-4X1HDAUD is an 18Gbps HDMI 2.0a 4×1 switcher that combines source switching, audio de-embedding (optical S/PDIF + analog L/R), and Audio Return Channel in a single compact device. RS-232 control enables integration into managed AV environments.

Compliant with HDMI 2.0a, DVI 1.0, and HDCP 2.2/1.4, the switcher supports resolutions up to 4Kx2K@60Hz and all HDMI 3D formats. Audio pass-through supports PCM, Dolby TrueHD, and DTS-HD Master Audio up to 7.1 channels. Smart EDID management (Auto/2CH/5.1CH/7.1CH selectable) ensures reliable source/display negotiation. Switch inputs via front-panel button, IR remote, RS-232, or automatic detection. ARC extracts return audio from a connected TV to the optical/analog outputs. Compact metal enclosure, 2.5W max.

  • Compliant with HDMI 2.0a, DVI 1.0 standards
  • HDCP 2.2 and HDCP 1.4 compliant
  • Video formats up to 4Kx2K@60Hz and all HDMI 3D video formats
  • Support PCM, Dolby TrueHD, DTS-HD Master Audio up to 7.1CH
  • Digital and analog audio output
  • Support smart EDID management (Auto/2CH/5.1CH/7.1CH selectable)
  • Support input port auto switching or manual switching mode
  • Audio Return Channel (ARC) support
Technical
HDMI ComplianceHDMI 2.0a, DVI 1.0
HDCP ComplianceHDCP 2.2 / HDCP 1.4
Video Bandwidth18Gbps
Video ResolutionUp to 4Kx2K@60Hz, all HDMI 3D formats
Audio FormatsPCM 2.1/5.1/7.1CH, Dolby 5.1, DTS 5.1, Dolby TrueHD, DTS-HD Master Audio
ESD Protection±8kV (air-gap discharge) & ±4kV (contact discharge)
Connection
Input4 × HDMI Female ports, 1 × IR Receive port, 1 × RS-232 port
Output1 × HDMI Female port, 1 × L/R Analog & Optical audio port
Mechanical
Dimensions180mm (D) × 85mm (W) × 11.6mm (H)
Weight300g
Power Consumption2.5W (Max)
Power SupplyDC 5V/1A
Operating Temperature0°C – 40°C / 32°F – 104°F
Storage Temperature−20°C – 60°C / −4°F – 140°F
Package Contents
Included1 × HDMI 4×1 Switcher, 1 × 5V/1A Power Adapter, 1 × 38KHz IR Rx Cable, 1 × Optical Convert Header, 1 × IR Remote, 1 × User Manual
Product Diagram
Product Panel