Cisco NIM-4FXSP | 4-Ports FXS FXS-E/DID Network Interface Module

Here are the technical specifications for the Cisco NIM-4FXSP Network Interface Module:

1. Interface type: FXS and FXS-E/DID
2. Number of ports: 4
3. Connector type: RJ-11
4. Voice codecs: G.711, G.729a, G.729ab, G.722, and iLBC
5. Maximum voice call capacity: 24 calls per module
6. Power consumption: 8W
7. Dimensions: 3.08 x 4.88 x 0.8 inches
8. Weight: 0.22 lbs
9. Operating temperature: 32 to 104°F (0 to 40°C)
10. Storage temperature: -4 to 149°F (-20 to 65°C)
11. Operating humidity: 10 to 85% noncondensing
12. Storage humidity: 5 to 95% noncondensing

Helpful notes:
1. The NIM-4FXSP is compatible with Cisco 4000 Series Integrated Services Routers.
2. The module supports caller ID, call waiting, and call forwarding features.
3. The FXS-E/DID interface allows direct inward dialing (DID) for incoming calls.