Adtran 1200690E1, NetVanta Analog 4-Port Station Voice Interface Module Analog Station Voice Interface Module (VIM) for the NetVanta 7100. Provides four analog RJ-11 station (FXS) ports for connection to analog devices such as POTS phones, FAX machines, and/or modems. Delivers Caller ID name/number using FSK. Loop-start/DTMF. Includes ring generator. 5-year warranty. Adtran 1200690E1