The Anchor Audio Assistive Listening is designed to help hard of hearing individuals clearly understand speech and other sounds in applications such as house of worship and auditoriums. Or you can use it in noisy environments such as factory tours. The Assistive Listening belt pack can also be used with the Anchor Audio portable sound systems that feature Anchor AIR transmitters, which can provide sound for your event for those attending that are hard of hearing. It is an easy set up and solution!