A:AnswerI have no idea. You can buy 2 and experiment. You can always return it. The directions state that the 2 units are preprogrammed to lock together. So it would depend on how many different codes they use.
A:AnswerThe only way to solve this problem is using a receiver or sound bar with delay settings. The video is encoded in the transmitter and decoded in the receiver, so the picture will be out of sync with audio directly from the source.
A:AnswerI have this set up now. Transmitting from my master bedroom out to patio TV & second is to my office. No interference at all, however I don't use both at the same time anyway.
A:AnswerThe transmitter has two HDMI connectors, one connects to your satellite receiver output, the other to whatever your receiver output is connected to now. ( local hdtv or dvr, etc., signal loops thru transmitter )