TP-Link TL-SM321A LC Single Mode SFP Module

SFP (mini-GBIC) transceiver module, Plug-in module, Data Transfer Rate 1.25 Gbps, Gigabit Ethernet, Max Transfer Distance 10 km, Optical Wave Length 1550 (TX) / 1310 (RX) nm, Left Connector Type LC single-mode, Compatible Slots 1 x SFP (mini-GBIC)