United TTY Sales & Service is an online showroom for the deaf and hard-of-hearing. It offers special products for the hard-of-hearing for daily use, as well as implementation of products in the home, such as amplified telephones, closed caption decoders, guest kits for hotels and hospitals and much more. For more information, call 1-866-TTY-4USA (1-866-889-4872) any time between 9am and midnight.