Features:Made of PCB material, 100% brand new and high quality.A total of seven interface PCI card, in addition to the USB internal pin, extended three USB 3.0 A interface and two 3.0 C interface.With 15-pin power connector, you can connect the power supply.The transmission rate of USB 3.0 interface can reach 5Gbps, but the actual transmission speed is limited by the setting of connecting devices.It conforms to USB 3.1 specification, is compatible with USB 3.0, USB 2.0,USB 1.1, and is compatible for Windows XP/Vista/7/8 in terms of operating systemSpecifications:Material: PCBSize: Approx. 12*7.6*1.8cm/4.72*2.99*0.71inchTransmit Rate: 5GbpsInterface: 2*Type-C interface, 3*USB 3.0 interfacePackage list:1 x Expansion Card1 x CD1 x User Manual2 x Screw.1 x 4PIN female to dual SATA15PIN female1 x SATA15PIN male to double SATA15PIN femaleNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.