Allied Telesis 1000LX single mode BiDi SFP (1490 Tx, 1310 Rx) 10 km. Data transfer rate (max): 1250 Mbit/s. Connectivity technology: Wired. Operating temperature range (T-T): -5 - 75 °C, Storage temperature range (T-T): -40 - 85 °C, Operating relative humidity range: 0 - 85 %. Transmit power: -3 dBmW, Cabling technology: 1000LX, Data link protocols: Gigabit Ethernet