Blocks HDMI CEC signals when there is an incompatibility_x000D_N/A_x000D_N/AUse this adapter when you have problems with incompatibilities between IR remote controls; such problems tend to occur now a more→nd then in installations with HDMI splitters and -switches._x000D_N/A_x000D_N/AThe adapter does not pass on the CEC signal further. In principle you only need to use this adapter upstream of the incompatible devices. However several adapters installed upstream of a number of devices can be used._x000D_N/A_x000D_N/AShort adapter HDMI Type A 19 Pole_x000D_N/A10 year warranty_x000D_N/A_x000D_