Cisco NM-HDV-2T1-48 | -Ports 48-Channel High Density Voice and Fax Module

Here are 12 technical specs related to the Cisco NM-HDV-2T1-48 module:

1. Interface Type: Expansion module
2. Form Factor: Plug-in module
3. Connectivity Technology: Wired
4. Data Link Protocol: T1, E1
5. Data Transfer Rate: 1.544 Mbps
6. Line Rate: T-1/CEPT-1
7. Voice Channels: 48
8. Fax Channels: 48
9. Compliant Standards: G.711, G.723.1, G.729A, G.729AB
10. Supported Protocols: H.323, MGCP, SCCP, SIP
11. Dimensions (WxDxH): 7.1 in x 7.2 in x 1.5 in
12. Weight: 1.1 lbs

Helpful notes:
1. This module is compatible with Cisco 2800, 2900, 3800, and 3900 series routers.
2. It supports voice and fax applications in IP telephony networks.
3. The module can be hot-swapped, allowing for easy installation and replacement.