Cisco DS-SFP-FC8G-LW 1310nm 8.5Gbps 10km Duplex LC SFP+ Transceiver Module 10-2459-01.
Data Transfer Rate: 8.5Gbps
Input/Output Ports: Duplex LC
Form Factor: SFP+
Features: Media: SMF; DOM Support: Yes; TX Power: -8~0dBm; Receiver Sensitivity: <-15dBm; Commercial Temperature Range: 0 to 70°C.