Using the latest USB3.1 Type-C interface technology designedMultiple USB 3.1 interface support plug and play, hot swap, easy to use and carryUSB3.1 Type-C interface consists 24pin terminal supports forward and reverse swapType C connector is the new design for USB 3.1 & Macbook & LaptopThe data transmission rate can reach USB 3.1 10GbpsDriver free, support windows XP, windows 7, 8 and Mac OS,LinuxSupport over current and unstant current protectionMicro USB interface, power supplyWith OTG function Specification:Product Interface: USB2.0 backward compatible with USB1.0Product Features: Extension 2 USB2.0 interface, 1 micro USB InterfaceMaterial: ABSTotal length: app.18.3cm/7.20inch