Features: Experience fast data transfer with our USB3.2 Expansion Card GEN1, offering up to 5Gbps speed enhancing devices data exchange efficiency. This card compatibles with USB2.0 standards and supporting multiple device connection with ease of installation. For professional and enthusiasts who need to expand their computer interfaces for improved functionality. Perfectly for office home workstations, or any environment requiring rapid data transfers. This expansion card ensures reliabled performances and long servcie. Specifications: Type: USB3.2 Expansion Card GEN1 to 5Gbps Compliant with PCIExpress specification version With 2USB A+2 USB C Port Main control chip: uPD720201 chipset Transfer rate up to 5Gbps, 10 times higher than USB2.0's 480Mb/s; Downward compatibles USB2.0, USB1.1, USB1.0 Transfer rate: 5000/480/12/1.5Mbps USB power output: up to 5V 1.5A Support USB hot plug Bracket Length:about 120mm/4.72in Card Size:about 82.9x68.5mm/3.26x2.7in Package Includes: 1PC USB3.2 Expansion Card note: Due to problem of lighting effect there might be tolerances in product, please understand. Please allow 0-2mm error due to manual measurement.