FC/PC-SM/MM-3.0/2.0(ONE PIECE) Features: 1. Fiber mode: single mode, multi mode 2. Type: FC, SC, ST, LC, MU, E2000, MTRJ, PC, SPC, UPC, APC 3. Fiber cable external diameter: 3.0mm, 2.0mm,0.9mm 4. Insertion loss: <0.2dB return loss:>50dB repeatability :<0.10dB changeability :<0.20dB 5. Working temperature: -25C - +60C 6. Storage temperature: -40C - +85C 7. insert and pull frequency:>1000 times 8. Bell core TA-NWT-001209 Standard