The Unisar TV Listener J3 Infrared Extra Rechargeable Headset are an infrared headphone that fit comfortably on your head and allow you to connect to your TV. This way, more than one person can listen at different volumes at the same time. The infrared headset is wireless, so you can take it with you wherever you go quickly and easily. The headset is rechargeable and works using three AAA batteries that are included. The item also comes with an additional headset for the TV920.