Cisco NIM-2FXS/4FXO | 2-Ports FXS and 4-Ports FXO Network Interface Module

Technical Specs:
1. Interface Type: Expansion module
2. Connectivity Technology: Wired
3. Data Link Protocol: FXS/FXO
4. Data Transfer Rate: 100 Mbps
5. Interfaces: 2 x FXS - RJ-11, 4 x FXO - RJ-11
6. Compatible Slots: 1 x expansion slot
7. Dimensions: 7.1 x 7.2 x 1.6 inches
8. Weight: 8 ounces
9. Operating Temperature: 32 to 104°F (0 to 40°C)
10. Storage Temperature: -4 to 149°F (-20 to 65°C)
11. Humidity Range Operating: 10 to 85% (non-condensing)
12. Humidity Range Storage: 5 to 95% (non-condensing)

Helpful notes:
1. The NIM-2FXS/4FXO module is designed for use with Cisco ISR G2 routers.
2. The FXS ports provide connectivity for analog phones or fax machines.
3. The FXO ports provide connectivity to PSTN lines or PBX trunks.