Cisco Expansion Module - For Data Networking, Optical NetworkGigabit Ethernet1 x Expansion Slots - SFP (mini-GBIC) - Plug-in Module
Product Type: Expansion Module
Brand Name: Cisco
Form Factor: Plug-in Module
Manufacturer: Cisco Systems, Inc
Product Name: Expansion Module
Manufacturer Part Number: IRM-1100-SP
Manufacturer Website Address: http://www.cisco.com
Limited Warranty: 5 Year