This Williams Sound® Pocketalker® kit offers a superb quality amplification system for listening to individual conversations, TV and radio, dinner table conversations and more. Volume and tone control can be adjusted for both high frequency or low frequency hearing loss. Comes with a clip for attaching the microphone to a TV or radio, and a 12 foot extension cord to extend the microphone cord. This basic unit does not come with any headphones or earbuds, so that the user can pick a set that best fits them. Requires 2 AAA batteries (included), for a 100 hour battery life. Measures 3.4 x 2.2 x .9 inches and weighs 2.5 ounces.