J-Tech Digital - HDMI Audio Extractor 1080p (JTDAT5CH)
Monoprice 113347 BlackbirdTM 4K Series HDMI Audio Inserter, Black : Electronics - Amazon.com
Amazon.com: PROZOR HDMI Audio Extractor Converter HDMI to Optical Toslink SPDIF with 1M HDMI 1.4 Cable and 3.5mm Stereo Audio Splitter Adapter Support 4K x 2K 3D : Electronics
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DVI & S/PDIF Digital Coax/Optical Toslink Audio to HDMI Converter
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SpeaKa Professional Audio/phono Extractor SP-AE-H/TC-02 [HDMI - HDMI, Toslink, RCA] 1920 x 1080 Pixel | Conrad.com
Premium 4K 2K HDMI DVI Audio Encoder + Analog/Digital Audio To HDMI Converter
18Gbps HDMI Digital/Analog Audio Embedder 4K@60Hz 4:4:4 - J-Tech Digital