Brand ULT-unite Model ZJX--12 Quantity 1 Color Black Material Copper + PVC Interface Type USB 3.0 20-pin male to USB 2.0 9-pin female Application Mainly used in computers and other digital products transmitted Supports System Windows 2000 / XP / Vista / 7 Other The core wine specification: pure copper; 10 times the transmission speed of USB 2.0; Applies to external hard drive camera monitor computer digital products blu-ray drive USB 3.0 HUB and so on; Compatible with all versions of USB and USB products Packing List 1 x USB 3.0 20-pin transfer cable (16cm)