| The EZLoop®
VoIP FXS1 Plus Adapter is a one port
analog telephony plus one PSTN backup lifeline, which
allows the user to dial and receive PSTN/VoIP calls
in
one identical phone set.
Features include: Voice activity detection,
comfortable noise
generator, line echo canceller, packet loss compensation,
various tone signals; ring tone, ring back tone, dial
tone,
busy tone, and programming tone.
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