... stock 3.850nm,300m 4.CE,FCC,UL,SGS,UKAS,RoHS, CISCO compatible sr transceiver sfp 10g, sr sfpPacking & delivery1.packing ... ~70oC or -40~85oC Optional 11.Single +3.3V Power Supply12.RoHS-6 CompliantAdvantages1.Original factory2.Full product line3.100% tested4.SGS ...