The Pocketalker Pro is a high quality amplifier that assists Hearing In Noisy Backgrounds such as restaurants, automobiles, card games.

Use in Conference Meetings, Board Meetings, Hospital Rooms, Doctors/Denists office, ClassRooms, Dormitories. Can be used as a hearing aid or in any other situations you can think of. It's great for listening to TV without disturbing others in the room.

It does this in two ways - both vital to understanding speech:
1.  It amplifies the higher (treble) frequencies and
2. It acts to pick up the sound closer to the source by placing the Pocketalker mic closer, thus eliminating much of the background noise and providing a better speech-to-noise ratio which is essential for understanding.