Profile: Bellman & Symfon AB offers solutions designed to aid and protect the ears. Our hearing solutions includes alarms, call-signal amplification, conversation amplifiers, & TV sound amplification. Our hearing aid Bellmanr visit is a cordless detection system that helps hearing impaired and the deaf to detect important signals & alarms. We also offer hearing aids such as Bellmanr ringer, Bellmanr visit 868, Bellman responser, & Bellmanr scart. Our product ER-20 is used protect the ear from high levels of sound. It offers good sound quality & high comfort. It consists stem, unique acoustic resistor, and end cap for giving tuned acoustic circuit.