4-port FXS/DID voice/fax interface card, Spare
Cisco VIC3-4FXS/DID=, Voice network module, H.323 V1/V2/V3/V4, MGCP 0.1/1.0, SIP; T.37, T.38; T1, E1;, FXS, 10 - 35 °C, 10 - 80%
Cisco VIC3-4FXS/DID=. Product type: Voice network module, Supported network protocols: H.323 V1/V2/V3/V4, MGCP 0.1/1.0, SIP; T.37, T.38; T1, E1;, Connector type: FXS