Help over a splitter,
SKY Q, in main room feeding HDMI to Sony TV XR55A80J, audio via optical to Sony Amp STR-Dg710 (other feeds to this e.g. Sony UBP-X800M2 4k player).
I wish to feed via a 3m HDMI the audio and video to. Hisense 43A6BGTUK which is located in the adjoining room (HMDI cable...