WiiM Amp & WiiM Ultra supports Bluestream HDMI Extenders

HDMI ARC is available on the WiiM Amp, Amp Pro & Ultra. You can also extend this functionality using Bluestream HDMI extenders. Just enable HDMI ARC on your TV and select PCM as audio output. Connect a HDMI cable to the HDMI ARC port on your TV & the other end to the Bluestream transmitter. Connect the transmitter to receiver with an ethernet cable. Finally connect the Bluestream receiver to the WiiM & you're good to go!