The CISCO 2911 is an integrated services router featuring 2GB DDR3 RAM, 3 Gigabit Ethernet WAN ports, 2 DSP slots, 2 USB 2.0 memory slots (Type A), 1 USB console port (Type B), and 3 SFP-based ports. It operates on 100-240VAC power input. This model has been discontinued by the manufacturer.