{"product_id":"4-1-4k-hdmi-switcher-with-arc-audio-extraction-and-rs-232","title":"4×1 4K HDMI Switcher with ARC, Audio Extraction, and RS-232","description":"\u003cp\u003e\u003cstrong\u003eRoute 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.\u003c\/strong\u003e 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.\u003c\/p\u003e\n\u003cp\u003eCompliant 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.\u003c\/p\u003e","brand":"KanexPro","offers":[{"title":"Default Title","offer_id":49156221927594,"sku":"SW-4X1HDAUD","price":179.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2966\/6474\/files\/SW-4X1HDAUD-zoom1.jpg?v=1787910044","url":"https:\/\/b2b.kanexpro.com\/products\/4-1-4k-hdmi-switcher-with-arc-audio-extraction-and-rs-232","provider":"KanexPro B2B","version":"1.0","type":"link"}