5 Analog Telephone Adapters (ATA) Under $60 for …
A VoIP adapter, also known as an Analog Telephone Adapter (ATA) converts a VoIP signal to an analog tone so that you can use existing analog devices such as your old phone or fax machines with VoIP service. In other words, you will be benefiting from VoIP just like other VoIP users without having to replace your existing analog equipment!
