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Cisco VIC3-4FXS/DID 4-port FXS/DID Voice/Fax Interface Module Card

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Cisco VIC3-4FXS/DID Interface Module Card

Item is Used with Normal Wear and Tear, Tested and Working.
  • 4-port FXS/DID voice/fax
  • FXS port is used to connect directly to phones, fax machines, and key systems. Generates battery polarity reversal and caller ID.
  • DID port is used to provide off-premises DID connection from central office. Serves only incoming calls from the PSTN. Does not support caller ID in DID mode.
  • Compatibility: 2800/2900/3800/3900