Williams Sound Pocketalker 2.0The Williams Sound Pocketalker 2. 0 personal amplifier makes it easier for you to hear what's important and tune out unnecessary background noise. It can be used with or without hearing aids and is ideal for one on one conversations, small group listening, and even holding conversations in the car. The Pocketalker 2. 0 works hard to amplify specific sounds, helping you to hear what you want to hear more clearly while reducing distracting background