Cisco NM-1A-OC3SMI-EP | 1-Port OC-3C/STM1 Single-mode ATM Network Module

Technical Specifications:
- Interface type: ATM OC-3c/STM-1
- Connector type: SC
- Max transfer rate: 155 Mbps
- Max operating distance: 2 km
- Supported protocols: ATM, SONET, SDH
- Supported platforms: Cisco 2600XM, 2691, 3660, 3725, 3745, 3800, 3900, 3925, 3945, 7200, 7301, 7304, 7500, 7600
- Power consumption: 20W
- Operating temperature: 0 to 40°C
- Storage temperature: -20 to 70°C
- Operating humidity: 5 to 85% non-condensing
- Dimensions (WxDxH): 3.1 x 12.4 x 1.5 in
- Weight: 0.5 lbs

Helpful notes:
- This module allows for high-speed ATM networking over fiber optic cables.
- It is compatible with a wide range of Cisco platforms, making it a versatile choice for network upgrades.
- The SC connector type is a popular choice for fiber optic connections due to its durability and ease of use.