Ultratec Superprint 4425 is a text telephone which aids hearing impaired individuals to communicate via telephone. A landline text telephone with a physical keypad, with visual alerts for incoming calls. This device came into production in 1994.Ultratech Superprint 4425 - Landline Text TelephoneModel Superprintequipment, equipment and aids, hearing impaired, deaf, divisibility services, telephone

Ultratec Superprint 4425 is a text telephone which aids hearing impaired individuals to communicate via telephone. A landline text telephone with a physical keypad, with visual alerts for incoming calls. This device came into production in 1994.Ultratech Superprint 4425 - Landline Text Telephone Model Superprint equipment, equipment and aids, hearing impaired, deaf, divisibility services, telephone