With our Wireless TV Listener J3 you can enjoy those late-night sports events, movies, news and comedy shows you love without disturbing others! It works just like your remote control, sending an infra-red signal from your TV right to the stereo headphones you wear. You can simply adjust the volume control right on the headphones. And there's no interference from cordless telephones, garage door openers, microwaves or other electronic devices. Not just for your TV! It also works great for with stereo and home theater systems, desktop and laptop computers, portable playback devices(DVD, etc.), video games and other audio sources. This item includes the A/C power adapter to power the transmitter base.