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

Here are 12 technical specifications for the Cisco NIM-2FXS Network Interface Module:

1. Interface Type: FXS
2. Number of Ports: 2
3. Connectivity Technology: Wired
4. Data Link Protocol: FXS
5. Line Rate: T1/E1
6. Max Transfer Distance: 1.2 miles
7. Expansion Slots: 1 x NIM
8. Compliant Standards: FCC Part 68, CS-03, UL 60950-1, IEC 60950-1, AS/NZS 60950, EN 60950-1
9. Dimensions: 3.1 x 4.8 x 0.7 inches
10. Weight: 3.2 ounces
11. Operating Temperature: 32 to 104°F (0 to 40°C)
12. Storage Temperature: -4 to 149°F (-20 to 65°C)

Helpful notes:
1. The NIM-2FXS is compatible with Cisco 4000 Series Integrated Services Routers.
2. The module supports both loop start and ground start signaling.
3. The NIM-2FXS can provide battery reversal detection and caller ID.