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Proconnect - 18Gbps HDMI Audio Extractor & HDMI Splitter 1x2 - SP-124K - Used - Max Marine Electronics
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HDSP0002M1 Full HD 1080P 2 Ports HDMI Audio Extractor, EDID 5.1ch / 2ch Setting
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Cheapo HDMI Audio Extractor - some measurements | Audio Science Review (ASR) Forum
Amazon.com: Kinivo HDMI Switch with Audio Extractor 360BNT (3 in one out, Toslink Optical Audio Port, SPDIF, 4K 60Hz, High Speed 18Gbps, IR Remote) - Compatible with Roku, PS5, Xbox, Apple TV,