Patch Cord, Pigtail Cord Scope of Application Applicable for the connection of network interfaces of communication network, CATV and computer etc. Main features 1,High quality Zirconium dioxide Ceramic Ferrule is used . Various options of PC, UPC and APC for selection. 2,With options of Single- mode fiber and multi-mode fiber. Technical Parameters 1,Insertion loss: ≤0.2dB, typical value : 0.1Db 2,Return loss: PC≥40dB UPC ≥50dB APC≥60dB 3,The insertion loss is ≤0.1dB after the total number of insertion exceeds 1000 times. 4,Interchangeability:≤0.1dB