Cisco A900-PWR550-A

200Mbps-400Mbps system throughput, 3 WAN/LAN ports, 3 SFP ports, multi-Core CPU,2 service module slots, Security, Voice, Model: Cisco ISR4351-V/K9 (3GE,3NIM,2SM,4G FLASH,4G DRAM,Voice Bundle) Brand: Cisco

ISR 4321 with 2 onboard GE, 2 NIM slots, 1 ISC slot, 4 GB Flash Memory default, 4 GB DRAM default Model: Cisco ISR4321-SEC/K9 (2GE,2NIM, 4G FLASH, 4G DRAM, Security Bundle) Brand: Cisco

500Mbps-1Gbps system throughput, 4 WAN/LAN ports, 4 SFP ports, multi-Core CPU, Dual-power, Security, Voice, WAAS, Intelligrnt WAN, OnePK, AVC, separate control data and services CPUs Model: Cisco ISR 4431 Security router (2GE,2NIM,1SM,4G FLASH,4G DRAM,Advanced Security) Brand: Cisco