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ATEN 4K HDMI 4-Port Switch VS481B, 340MHz, HDCP 2.2 compatible, Auto switching, Built-in bi-directional RS-232, Supports Dolby True HD and DTS HD Master Audio, UK, 1 KVM Market Leader : Amazon.co.uk: Computers
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StarTech.com 4 Port HDMI Switch - 4K 30Hz - Aluminum Housing and MHL Support - 4x1 HDMI Switcher Box - 4K HDMI Selector Switch with Remote (VS421HD4K), Black: Amazon.co.uk: Electronics & Photo
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