... Single LC connector Low power dissipation Digital Diagnostic function Metal enclosure, for lower EMI Up to 40km point to point ... What we supplyWe supply all kinds of compatible optical transceiver modules, including SFP, GBIC, SFP+, XENPAK, X2 , XFP, BIDI,CWDM ... ,DWDM and other special transceiver modules. Our products are compatible with Cisco, 3COM, H3C, HP, Extreme ...