The Set 830 from Sennheiser is a quality TV amplifying system that provides users with the comfort and ease of listening to the TV at a chosen volume. The Sennheiser Set 830 directly connects to a TV, Hi-fi system or radio and guarantees quality sound performance. All sound output can be customized to the listener's level of hearing.
POWER: Lithium polymer battery.
DIMENSIONS: 6.5 x 4.2 x 11 inches.
CAPACITY: Up to 40 foot signal usability range within a room.
WEIGHT: 1 pound.
WARRANTY/GUARANTEE: Two year manufacturer's warranty.