USB usb cable 2.0 version 3.0 version 4 Pins CCS/ 100% Oxygen Free Bare Copper Conductor Certificate: CSA UL ROHS CE USB ... .0 cable Core 4pins CCS/ CCA/Bare Copper Conductor Connector Plastic,Gold-Plated or Nickle-Plated Connector OD4.0mm--6.8mm Insulation PE,PVC material ... Disk,Computer,Digital Camera,Printer,etc. Color Golden/Black/Red/Gray/Blue/Transparent/others Length 0.5m,1m,1.5m,2m ...