Amazon.com: Muxlab 4x4 HDMI Matrix Switch/Splitter (4 Input and 4 Output) with IR Remote Control, | Supports Ultra HD 4K x 2K@30HZ, 3D, HMDI 1.4 & Deep Color | EDID and RS232
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HDMI Switch: HDMI Matrix Router 4X4 Switch&Splitter. HDMI Matrix - China HDMI Splitter and HDMI Switch
4x4 HDMI Matrix Video Switch with Audio and RS232 4K HDCP TESmart
Tripp Lite 8-Port 4K HDMI Splitter for Ultra HD Video and Audio B118-008-UHD - The Home Depot
Tripp Lite 4x4 HDMI Matrix Video Switch Splitter with Audio and RS232 TAA video switch TAA Compliant B119-4X4 - Corporate Armor
4K 60HZ 4x4 Matrix Hdmi Switch Splitter 1080P 4 In 4 Out PC TV Video Converter | eBay
HDMI Matrix Switch 4x4 SGEYR 4 in 4 Out HDMI Switcher Splitter Audio Video Distributor Selector Box with IR Remot,RS232 Switches|HDMI Cables| - AliExpress
Amazon.com: Enbuer HDMI Matrix Switch 4x4, 4K HDMI Matrix Switcher Splitter 4 in 4 Out Box with EDID Extractor and IR Remote Control Support 4K HDR, HDMI 2.0b, HDCP 2.2, 4K@60Hz, 3D,
Master-D HDMI Matrix Switcher 4x4 (4 in 4 out) w/ IR Remote Control Support 4Kx2K | Model: HDMIX4X4-V2.0 – Number One Electrical & IT Sdn Bhd
IOGEAR - GHMS8044 - 4x4 HDMI Matrix Switch with RS-232