HDMI eARC/ARC Audio Extractor 4K@60Hz/UHD/ HDR/EDID Setting

eARC/ARC Button:eARC/ARC On/Off button. After press the button, eARC/ARC will be turned on and the matched LED Light will go bright; if press again, the eARC/ARC will be closed and the matched Led Light will go dark. When using the eARC or ARC, the HDMI Output 1 port need to connect with the HDMI Input port (with eARC or ARC mark) of Display. When eARC/ARC is at aticve state, the matched LED Light will go bright and the eARC/ARC Returned audio will output from HDMI Output 2 port? Optical Port?L/R Port. ( The L/R Port will have audio only if the eARC/ARC returned audio format is LPCM2.0; The optical port will have audio only if the eARC/ARC returned audio format is LPCM2.0?Dolby AC-3?DTS5.1. The e-ARC support max 7.1 audio return, if the eARC returned audio format is 7.1 Audio, the L/R and Optical port will have no audio and the HDMI Output 2 port will output 7.1 audio.
if there is no audio after you trun on the eARC/ARC, please check your display if the CEC have been turned on and if the eARC or ARC is at active state,if the HDMI Cable is certified for support the eARC or ARC. If all set-ups of Display and HDMI Cable is correct, please restart the Audio Extractor again.