Blocking CEC pin (#13) on the HDMI cable resolved all my ARC issues! : r/Soundbars
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Amazon.com: Ensigear HDMI CEC Blocker hdmi cec Interceptor. The CEC Function can be manually Turned on or Off (pin 13) for Devices Connected to HDMI Cables Through The CEC Adapter.¡¾2pcs¡¿ : Electronics
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Amazon.com: BlueRigger HDMI CEC Less Adapter (4K UHD, ARC, Ethernet, Male to Female CEC Blocker) - Compatible with HDTV, TV Stick, Chromecast, Nintendo Switch, Xbox, PS5, PC, Soundbar : Electronics
HDMI Kabel 4k Full HDTV 3D TV PS4 PS3 HDR CEC PC Vergoldet 0.15m/0.3m/0.5m/1m | eBay
PureFiber® PRO - HDMI a internet | Předem ukončený hybridní optický ka
HDMI – czym jest ARC, eARC, HDMI CEC? - Blog - Top Hi-Fi & Video Design