4k HDMI Audio Extractor With Optical and 3.5mm Outputs (HDA-912) - YouTube
HDMI 4K (18Gbps) Audio Extractor with HDCP 2.2, Dolby Atmos, and DTS-HD Master Audio
Amazon.com: HDMI Audio Extractor,4K HDMI to HDMI with Audio 3.5mm AUX Stereo and L/R RCA Audio Out,HDMI Audio Converter Adapter Splitter Support 4K 1080P 3D Compatable for PS3 Xbox Fire Stick. :