1-Port 4-Wire 56Kbps DSU/CSU WAN Interface Card Compatible Slots: 1 Connectivity Technology: Wired Data Transfer Rate: 56 Kbps Designed For: Cisco 1600, 1721, 1721 VPN Security, 1751 VPN Bundle, 1760-
Ref: WIC-1DSU-56K4
1-Port 4-Wire 56Kbps DSU/CSU WAN Interface Card Compatible Slots: 1 Connectivity Technology: Wired Data Transfer Rate: 56 Kbps Designed For: Cisco 1600, 1721, 1721 VPN Security, 1751 VPN Bundle, 1760-V3PN Bundle, 1841, 1841 Security Bundle, 2811 Security Bundle, 2821 Security Bundle, 2851 Security Bundle, 3745 VPN Bundle, 3825 Security Bundle, 3845 Security Bundle Device Type: Network adapter - 1 ports Form Factor: Plug-in card Interfaces: 1 x network - synchronous - RJ-48 - female - 1 Manufacturer: Cisco Meraki OS Required: Cisco IOS Version: original