Analog ports:2 FXS ports, 1 Micro USB Port, LAN Ethernet 10/10040 AZN
Analog ports:2 FXS ports, 1 Micro USB Port, LAN Ethernet 10/100
Analog ports:2 FXS ports, 1 Micro USB Port, LAN Ethernet 10/100 BASE-T, Polarity and Ring Answer Detection, Busy Detection, Caller ID Detection, Frequency Detection, Protocal: SIP and IAX2, Fax ove...