Cisco SM-SRE-900-K9
Cisco SM-SRE-900-K9, IPUCAZ7BAB Services Module with Services Ready Engine (SRE)
Processor: 1.86 GHz dual core
Hard Disk(s): 1 x 500 GB (SATA) 5400 RPM
Memory: 4 GB
The Cisco SRE Service Module is supported on Cisco 2911, 2921, 2951, 3925, 3925E, 3945, and 3945E Integrated Services Routers, part of the Cisco ISR G2 portfolio.