Infrared stereo TV assisted listening system- Enables assisted listening anywhere in the room without the need for cables and without disturbing others- Interference-free technology provides a secure signal when viewing directly to the TV up to 33 ft. in distance- Easily connect to a TV, CD, DVD player or computer via audio/video output jack or speaker output- Uses 2 AAA batteries not included- Active noise reduction for crystal clear sound- Ultralight adjustable headphones with built-in volume control with power LED- Super soft leatherette cushions for complete comfort and durability- Easily pair additional headphones for group listening- LEDs provide visual signals of individual control processes- No radio or electronic interference- Can work with newer TVFTs with the use of a digital to analog converter