StarTech.com MSA Uncoded SFP Module, 100BASE-BX, 100Mb Ethernet Bi-Directional (BiDi) Fiber Single Strand SFP Transceiver (SMF), LC 10km , Mini GBIC Transceiver SFP Module, Upstream BiDi

Lifetime Warranty (SFP100BBXUST) - SFP (mini-GBIC) transceiver module - 100Mb LAN - 100Base-BX - LC single-mode - up to 10 km - 1550 (RX) / 1310 (TX) nm