Cisco CiscoNetwork expansion moduleWS-X6748-GE-TX Gigabit Ethernet WAN Module NIM-2GE-CU-SFP brings high-density Small Form-Factor Pluggable (SFP) and copper (RJ-45) 1 Gigabit and 10 Gigabit Ethernet (GE) connectivity to the Cisco 4000 Series Integrated Services Routers (ISRs). Providing maximum flexibility, the modules accelerate applications such as Ethernet WAN access, inter-VLAN routing, and high-speed connectivity to LAN switches and servers. Product Number9361-8i PORTS 2-port Gigabit Ethernet, WARRANTY 1 Year Form Factor NIM Dimensions (H x W x D) 1.25 x 3.50 x 7.24 in. (32 x 89 x 184 mm) Weight 252 grams