OEM factory price fiber optic connector 1.FCC,CE ... :1,2,4,6,12,etc We are factory mainly produce communication cables ,like network cable ,coaxial ... 4mm,2.8mm,3.0mm Technical Parameters : 1.Insertion Loss ( Single - Mode : PC ≤ 0.2 db ,APC ≤ 0.3 ... db ) . 2. Return Loss ( Single - Mode : PC ≥ 50 db , APC ≥ 50 db )3 ... broadband network .5.The fiber CATV OEM factory price fiber optic connector