Via TV is small enough to fit in a brief case.
Unit attaches the phone to the TV and uses phone to dial out, using a regular phone number.
Can be transported to homes, or given to clients as a loan during their convalescence. Sometimes is useful to have a technical person go install in the patient home and demonstrate use. Various size, speed and quality of picture options are available for video D. Advantages of Videophones 1. No computers are involved. In addition to the camera unit, only need TV and telephone.