Hearing aid is a device which is used to improve hearing by people who have lost the ability to hear properly. Hearing aid device plays the essential role the life of people with hearing loss. As technologies are developing day by day this is the advantage for people with hearing loss as hearing aid device is also developing with advanced technologies for performing task in better way. Steadily enlarging of Bluetooth technology is the role of modern hearing aids from small marvels that make use of duplicate intelligence to process sound into true, level-of-the-art multimedia collections now capable of dual communication. As hearing aid are available in different types to improve different type of hearing loss . The initial goal of hearing aids device has always been to develop speech understanding. While this hasn’t alternated, manufacturers are now building technology of Bluetooth directly into the most advanced hearing aid microchips. This lets customers directly