Cisco 2900 Series Integrated Services router Gigabit CISCO2921/K9
Manufacture: Cisco. Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet. Serial: 1 x auxiliary - RJ-45. Frequency Required: 50/60 hertz. Power Device. WAN: 3 x 10Base-T/100Base-TX/1000Base-T - RJ-45.