C921J-4P Technical Specifications
Cisco 921J Gigabit Ethernet Security Router with external power supply
Model: C921
Series: Cisco 900
Description: Cisco 921J Gigabit Ethernet security router with external power supply
WAN interfaces: 2 ports Gigabit Ethernet (GE)
LAN interfaces: 4-port 10/100/1000-Mbps managed switch
Integrated USB 2.0: Yes
Default and maximum DRAM: Default 1 GB
Default and maximum flash memory: 2 GB; not upgradable
Dimension
1.10 x 8.50 x 6.50 in. (2.80 x 21.59 x 16.51 cm) (includes rubber feet)