Welcome to the store! 1. Multiport: Complies with PCI Express Base Specification 2.0, backward compatible with SPEC 1.1 1.0a, one PCIe x1 channel, Gen2 uplink port to four PCIe x1 channel Gen2 downlink ports. 2. Features: ASM1184e PCI Express x1 conversion card, which can use standard and small PCIe expansion cards, and expand your computer through additional PCIe interfaces. The computer is powered by the attached 6 PIN 12VDC connector and for SATA 15PIN power. 3. Compatible System: The operating system is compatible with Linux, XP, Windows 7, Windows 8, Windows 8.1, Windows 10. 4. Plug and Play: Compatible with all major application operating systems on the market, easy installation, plug and play, and supports I2VDC interface for debugging. 5. PCB Material: Integrated 100MHz PCIe differential clock buffer, no need for an extra clock buffer, short delay, PCB material, stable performance. Item Type: PCI E X1 to 4PCI E X1 Adapter Card Material: PCB Main Chipset: For ASM1084e Bus Type: PCI Express x1 Slot Interface: 4 x PCIE X1 Slot (Grouped), 1 x USB3.0 to PCIe Connector, 1 x for SATA 15PIN Power Interface, 1 x 6 PIN DC12V Power Interface 1 x 4-Port PCIE X1 Slot 1 x PCIE X1 Card 1 x USB 3.0 Cable 1 x Connection Line Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!