The Dynamix ATA-17X series contain four models of gateway products: ATA-171, ATA-172,
ATA-171P and ATA-171M. With outstanding design and dazzling appearance,
Dynamix ATA-17X series can satisfy all users and meet their
different requirements. ATA-171/172 is one/two port analog telephony adapter, and user can connect with one/two analog phone set to enjoy VoIP application.
Dynamix ATA-171P is one-port analog telephone adapter plus one PSTN backup
lifeline, which allows user to dial and receive PSTN/VoIP call in one identical phone