AEMEX-HDMI-R2, Audio Embedder/De-embedder - HDMI 2.0 - Black Box
FC-46H2 - 4K HDR HDMI Audio De–embedder
Amazon.com: HDMI Audio Embedder Inserter Digital Analog Audio + DVI to HDMI Support TOSLINK Optical 3.5mm Jack AUX Audio Input 4K60Hz 18Gbps HDR CEC HDCP2.2 : Electronics