... and Lock channels automatically2, Wireless HeadphoneWireless reception from any electrical device with audio output such as full-channel TV sound, PC, ... Player, VCD Player, MP3. MP4, MD and CD Player.Full-channel TV sound: what will you do if there is your ... but you worry about disturbing others?Watch TV with this wireless headphone, enjoy yourself without disturb others, sounds wonderful!!3 ,Wired ...