Compliant PCI Express Specification Version 1.0a or 1.1 Compliant PCI Specification Version 3.0 Supports PCI slot 3.3V or 1A, 3.3V or 100mA, 5V or 5A and 12V or 500mA OS support: 98 or 2000 or NT or 2003 or XP or Vista or 2008 or Win7 or 8 or 10and Linux Name: PCIe X1 TO Dual PCI Adapter Card Chip: ASM1083 PCIE PCB size: 61x58mm (including the total length of USB interface 68mm) PCI PCB size: 132x56mm SATA to 4-pin Power cable size: 55mm USB cable size: 60mm (including USB interface) Material:ABSandMetal colour:green Package Contents: 6 x Adapter card 3 x SATA Power Cable 3 x USB Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. 1.Converts a PCI Express X1 slot into a regular PCI slot-use legacy PCI devices on your PC 4.PCI Express 1 Port (1 virtual channel), 2.5Gbps perdirection 5.Supports PCI 32 bit 33 or 66MHz bus two slot 2.Easy Installation no need driver 3.Provide 4 pin power connector (uses standard 12V and 5V drive power plug) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.