Cisco VIC-4FXS/DID 4-Port Analog Voice Interface Card

Save big on the Cisco VIC-4FXS/DID — a high-density 4-port voice interface card that connects analog phones, fax machines, and PBX systems to your Cisco router's IP network. Fully refurbished and tested by Reef Telecom, backed by our industry-leading 10-year warranty.

Key Features & Specifications

• 4 configurable RJ-11 ports — each selectable as FXS (Foreign Exchange Station) or DID (Direct Inward Dial) mode
• Connects standard analog telephones, fax machines, key systems, and PBX equipment
• Supports G.711, G.729, G.726, and G.723.1 voice codecs with fax relay and modem pass-through
• Built-in echo cancellation (32ms) and caller ID generation
• Supplies ring voltage, battery, and dial tone to connected stations
• Compact VIC form factor — fits WIC/VIC slots on compatible Cisco routers

Compatibility

• Cisco 1751, 1760 series routers
• Cisco 2800 series (2801, 2811, 2821, 2851)
• Cisco 3800 series (3825, 3845)
• Cisco ICS 7750
• Requires PVDM DSP module for voice channel support

Why Buy from Reef Telecom?

• 10-Year Warranty — the longest in the refurbished telecom industry
• Free Shipping on orders over $300
• Every unit professionally tested and certified before shipment

Ideal for small to medium businesses integrating analog voice and fax services into Cisco VoIP networks. A cost-effective alternative to buying new.

Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.