Features: Expanded Connectivity: Our 7-Ports Expansion Card transforms your computer with 7 external USB 3.2 Gen 2 Ports (4 Type-A and 3 Type-C), enabling you to connect a wide range of peripherals including keyboards, mice, external hard drives, CD/DVD drives, webcams, printers, scanners, game controllers, USB VR, and digital cameras with ease. High-Speed Transmission: Boasting a total bandwidth of up to 20Gbps, with one Type-C and three Type-A ports sharing 10Gbps and the remaining three ports sharing another 10Gbps, each port can achieve a data transfer rate of up to 10Gbps when used independently. Note: This card is dedicated to data transfer and does not support PD fast charging, video signal transfer, or USB-C Thunderbolt protocol. Stable and User-Friendly: Connected directly to the motherboard through the PCI Express slot, the internal USB card ensures a stable connection and enhances data transmission speed, eliminating the disconnection issues associated with external USB hubs. Installation is quick and straightforward, providing a simple solution for connecting and using USB 3.2 devices on your standard desktop. Power-Efficient Design: No external power adapter is required, as the card can provide a max power supply of 5V/12A for high-power devices (device only, not supporting BC 1.2 charging) such as HDD/SSD enclosures and VR sensors, ensuring efficient power management without additional cables. Specifications: Hardware Interface: PCIE x4, x8, x16 USB Specifications: USB 3.2 Gen 2 Number of Ports: 7 (4*USB Type-A and 3*USB Type-C) Total Bandwidth: 20Gbps Power Supply: 5V/12A (Device power supply, BC 1.2 not supported) Operating System: For Mac OS(10.8.2 above), for Linux, for Windows XP/Vista/2008/7/8/10. (Note: For Windows 10 and for Mac OS 10.8.2 above don't need drivers) Package Included: 1 x Expansion Card 1 x CD Drive 2 x Screws 1 x User Manual