CEC (Consumer Electronic Control) TCL Android TV 9 or later – TCL Nordic Help center
ARC/CEC Stopped Working with TCL 55R615 and Denon ... - Roku Community
TCL — Connecting a Sound Bar to your TV using ARC
TCL — Connecting a Sound Bar to your TV using ARC
Can't figure out if there is a HDMI-CEC setting on tv. I have the Costco TCL 55S434 and plugged Roku Streambar Pro into the HDMI (ARC) and I can't power it on/off
How to Always power on to HDMI device when Roku TV turns on - Dignited
CEC (Consumer Electronic Control) TCL Android TV 9 or later – TCL Nordic Help center
TCL's range of affordable 'Roku TV Ready' soundbars start at $79 - The Verge