Sennheiser Digital Wireless TV Listening

TV listening system that wirelessly sends audio directly to headset; Penetrates through walls so user does NOT have to be in the same room as the TV to hear the TV; Large, ergomonic volume control on receiver; Balance control on receiver for setting volume of right and left ear individually; Receiver automatically turns on/off when it is put on/removed; Rechargeable battery operates up to 9 hours; Unit includes standard under-the-chin headset/receiver with earbuds