fiber optical patch cord low loss and faster speed and 1.ISO9000, Bellcore ,UL, RoHS,5S Certification 2.Low IL& high RL 3.100% 3D 4.Excellent interchangeability 5.>70N tensileLow insertion loss and high return loss:Dood repeatability & interchangeability PC,UPC,APC PolishingFC,SC,ST,LC,MU connectorsuitable for high-speed,high-capacity optical fiber tranmission systemProvide SM/MM patch cord and pigtailsFiber Diameter : 0.9mm , 2.0mm , 3.0mm Length/Type: according to customers' demaind