Watch tv together without hurting anyone's ears this smart stethoscope style infrared television listening system carries the volume control right on the headset so you can adjust the sound of the television to fit your needs - and enjoy watching television with other people again. Great way to protect the hearing of others in the family when someone else is hard of hearing. Lightweight headset is also flexible enough to protect enclosed earbud wiring. Base sits on television and plugs in to front or rear audio visual jacks and plugs into wall outlet for power. Comes equipped with two batteries, base with battery charger, one headset and microphone to place near television speaker. Can also be used with other infrared systems used in most theaters or auditoriums. 5 year warranty