... with RoHS 7. +3.3V single power supply 8.Operating case temperature: Standard : 0 to +70°CExtended: -20 to +85°CIndustrial ... : -40 to +85°CApplications 1.Gigabit Ethernet2.Fiber Channel3. Switch to Switch interface 4.Switched backplane applications 5 ... .100% Compatible with Cisco,HP,Finisar,3com, etc. 1.25G , Fiber Optical Transceiver ,CWDM-GBIC-1550nm ,GBIC transceiver,