1) Pair it FIRST BEFORE connect to power / audio;
2) Transmitter and receiver LED slowing down at the same time indicates they paired. If one left first, it means it is stolen by other device in the household. Pls turn others off and try again;
3) To confirm paired, plug the transmitter to your smart phone first and listen to music;
4) Make sure valid TV audio output with a wired earpiece.