Cisco Catalyst 4900M 8-port 10GbE half card with X2 interfaces, Spare
Cisco WS-X4908-10GE=, Silver, Catalyst 4900M, 10 Gbit/s, Wired, 10 Gigabit Ethernet, 0 - 40 °C
Cisco WS-X4908-10GE=. Product color: Silver, Compatibility: Catalyst 4900M. Data transfer rate: 10 Gbit/s, Connectivity technology: Wired, Networking features: 10 Gigabit Ethernet. Dimensions (WxDxH): 7.4 x 8.23 x 1.93" (188 x 209 x 49 mm), Weight: 2.43 lbs (1.1 kg). Compatible operating systems: Cisco IOS