Specification: Origin: Mainland China Product size: 65.00x55.00x12.00mm Product size: 2.56x2.17x0.47inch Product specifications: 1. Compatible with PCI-E X1 X4 X8 X16. 2. Supported operating systems: 64-bit and 32-bit Windows 11/10/8/7/XP/Linux, etc. 3. Output interface: 7xUSB3.0 4. Input interface: PCI-E Function: 1. Equipped with NEC/NEC&VIA chip, data transmission is stable. 2. Backwards compatible with USB2.0/1.1, so you can use your old devices directly. 3. Comply with UASP. 4. Compliant with PCI Express standard version 2.0. warn: Not compatible with older PCI. Not compatible for MAC OS systems. It is recommended to use a high quality USB 3.0 cable to meet USB 3.0 transfer rates. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 X USB 3.0 PCIe Expansion Card 1 X CD Disk 1. Swift Data Transfers: Introducing the USB 3.0 PCI-E expansion card adapter, your gateway to ultra-fast data transfer speeds of up to 5Gbps. Enjoy the luxury of high-speed file exchanges while maintaining compatibility with USB 2.0 and 1.1 devices. This expansion card is the perfect blend of speed and versatility for your data needs. 2. Power-Packed USB Interface: The USB 3.0 hub adapter provides a potent 5V2A power supply, catering to all your connected devices without the need for extra power arrangements. Dual power modules mean you're fully equipped to power through any task. 3. Reliable Build Quality: Our PCI-E extender stands the test of time with its premium PCB and sturdy metal construction. Designed for enduring use, this expansion card embodies durability, promising long-lasting service and consistent device support. 4. Superior Power Stability: The PCI express to USB expansion card comes with elite solid-state capacitors, known for their low impedance and enduring stability against temperature fluctuations. It's your assurance of unwavering, efficient power supply. 5. Streamlined Setup Process: Effortlessly enhance your computer with our PCIE USB 3.0 hub controller adapter. Installation is a breeze-slot it into an open PCI express port, and you're set for a world of expanded USB convenience.