The IR T1-00 is a small area infrared transmitter with USB port power. Building on years of infrared expertise, Williams Sound is pleased to introduce the new IR T1 small-area infrared emitter. Its sleek, compact footprint is ideal as an assistive listening system for small areas or for private TV listening in such areas as small conference rooms, hospital rooms, assisted living facilities, medical treatment centers and jury deliberation rooms. The T1 is so energy efficient it can be powered from a standard USB port on a TV. Provides a coverage area of up to 1000 square feet.