Features: Brand new and high quality Universal PCI-E Interface: Motherboards supported with x4/x8/x16 card slot interfaces. One step upgrade your computer to 8 ports USB3.2 (2xType C+6xType A) Easily with PCI Express to USB3.2 controller adapter card SuperSpeed USB 3.2 supports transfer speeds of up to 5Gbps. The actual transfer speed is limited by the setting of the connected device. Backward compatible with USB 2.0 and 1.1 devices; Operating System Compatibility: for Windows XP/Vista/7/8/10/MacPro 10.8.2 above With quick and easy installation, this USB 3.2 PCI express I/O card offers a simple solution for connecting and using USB devices on your standard desktop PC. Enjoy copying videos, music, photos, data files between USB devices and your computer at lightning speed. Specifications: Item Name: Expansion Card Color: Black Size: approx. 120x80mm/4.72x3.15in Material: PCB+Metal Speed: 20Gbps Feature: Explosion-proof capacitor Supported: Motherboards with x4/x8/x16 card slot interfaces Note: There may be 1-3cm error in size for manual measurement. Color deviation may differ due to different monitor settings, please understand. Package includes: 1 x Expansion Card