... device with audio output such as full channel TV sound, PC, game player, DVD Player, VCD ... wireless headphone enables you to watch wonderful TV programe with mute fuction.Full-channel*Wireless ... and visual equipment with audio out socket, such as TV set, audio device, DVD/VCD Player, multimedia, PC, ... too strong, adjust the volume of the signal source (TV set, VCD Player, DVD Player, PC, MP3, Walkman ...