A:AnswerCheck your sound settings, Same happened to me. The Cam microphone is set to be monaural and maybe your comp is high definition stereo (most of new ones are) and microphone in the cam doesn't work.
A:AnswerHello, the C310 is comaptible with Windows, mac and Android OS. It is possible that it may work if your LG Smart TV is running Android, please check with your tv manufacturer.