The Cisco TwinGig Converter Module offers investment protection for 10 Gigabit Ethernet switches such as the Cisco Catalyst 3750-E and 3560-E Series switches by enabling migration from Gigabit Ethernet to 10 Gigabit Ethernet uplinks based upon business needs, without having to upgrade the switches. Network: - Cabling technology: Ethernet 1000Base-X - Maximum data transfer rate: 1000 Other features: - Data link protocols: Gigabit Ethernet - Dimensions (WxDxH): 39 x 92 x 19 - I/O ports: 2 ( 2 ) x SFP (mini-GBIC) - Interface: X2 Ports & interfaces: - Connectivity technology: Wired Vendor information: - Brand Name: Cisco - Warranty: 1 - Product.Details.Specifications.Level1: Network - Product.Details.Specifications.Level2: Wired Network - Product.Details.Specifications.Level3: Network Media Converters