EXFO America Inc. FTB-880-FLEX 10Gbit/s NetBlazer Multi-Service Tester Supports DSn/PDH, SONET/SDH up to 10Gbit/s and Ethernet up to 10GigE LAN/WAN Available Optical Interface: Optical reach will be determined by selected transceivers. - SFP and SFP+ Transceiver must be specifie