Product details:

Improve your hearing with this is a quality assistive listening system that works anywhere, from at home to specially equipped movie cinemas, theaters, and museums. Superior quality audio is made possible via the IR light signal from the transmitter/docking station and can be brought in via the auxiliary/line input and mic input from any number of audio sources. This device easily connects to the audio output jacks of VCR's, most TV's, DVD players, CD players, and other compatible audio devices. With features including balance, volume, and tone controls, you will be able to adjust the sound to meet all of your needs. Never miss a moment with it. Transmitter, powerful IR transmitter; Normal function. Includes 2 transmitters, lithium-ion charge and auto switch-off function receiver, wired headphone. Noise reduction circuitry to reduce background noise, includes 2 receivers, built-in lithium-ion battery design.