AddOn Networks GLC-LH-SMD Compatible TAA Compliant 1000Base-LX SFP Transceiver (SMF, 1310nm, 10km, LC, DOM) AddOn Networks GLC-LH-SMD-CF, Fiber optic, 1000 Mbit/s, SFP, LC, LX, 10000 m GBP 65.99 1