SFP BIDI optical module(XGSF-BS5312-40) 1.Up to 1.25 GB/s ... .Hot-pluggable SFP BIDI 3.High quality SFP BIDI optical module(XGSF-BS5312-40) PRODUCT FEATURES Up to 1.25 GB ... Hot-pluggable SFP footprint 1310nm DFB Transmitter and 1550nm PIN Receiver for XGSF-BL3512-40 1550nm DFB Transmitter and 1310nm PIN ... , Netgear, Nortel, Juniper, Ruijie, Zyxel, Huawei,etc. SFP BIDI optical module(XGSF-BS5312-40)