Features
Voice / fax module
Data Networking Usage
Voice Usage
Interfaces / Ports Details: 1 x RJ-21 Connector
Interfaces / Ports Details: 8 x Port FXS/DID
Works with existing phones, faxes, PBXs, and key systems
For Hardware Compatibility: Cisco 2821 Router / Cisco 2851 Router
For Hardware Compatibility: Cisco 3825 Router / Cisco 3845 Router