Cisco WIC-1DSU-56K4 | 1-Port 4-Wire 56/64Kb/s CSU/DSU WAN Interface Card

Here are the technical specifications for the Cisco WIC-1DSU-56K4:

1. Interface Type: WAN
2. Connectivity Technology: Wired
3. Data Transfer Rate: 56/64Kbps
4. Line Rate: T1
5. Line Coding Format: AMI, B8ZS
6. Framing Format: ESF, D4
7. Digital Signaling Protocol: HDSL, DDS, T1
8. Max Transfer Distance: 3.1 miles
9. Interfaces: 1 x network - T1-FT1 - RJ-48C
10. Compliant Standards: FCC Class B certified, CSA, UL, CISPR 22 Class B, EN 60950, EN55022, ICES-003, VCCI Class B ITE, IEC 60950, EN55024
11. Dimensions (WxDxH): 3.1 in x 4.8 in x 0.8 in
12. Weight: 2.82 oz

Helpful notes:
1. The Cisco WIC-1DSU-56K4 is ideal for small to medium-sized businesses looking for reliable WAN connectivity.
2. The card is easy to install and configure, making it a great choice for businesses with limited IT resources.
3. The WIC-1DSU-56K4 supports a range of digital signaling protocols, making it a versatile solution for connecting to different types of networks.