... 2dB,RL>=55dB 2.Connector:FC,SC,LC,ST,E2000,MU,etc 3.Polishing:PC/UPC/APC ... 4.OD:0.9/2.0/3.0m ST DX MM Fiber optic patch cordA ... .0, φ0.9φ3.0, φ2.0, φ0.9Ordering Information:(1)Connector type: FC, SC, LC, ST, MTRJ, MU, ... UPC, APC (3)Core Type: Single-mode (SM: 9/125um), Multimode (MM: 50/125um or 62.5/125um ... , OM3, OFNR, OFNP, Plenum ST DX MM Fiber optic patch cord ST DX MM Fiber optic patch cordST ...