Dual-port USB 3. 2 Gen 2 Type-A connectivity. Both ports provide up to 10 Gbps data transfer speeds and are backwards compatible with previous-generation USB devices. Supports USB Attached SCSI Protocol (UASP) to provide convenient fast file sharing and intensive data transfer. Uses advanced low-power processes, following standard PCIe/USB bus Power Management to reduce power consumption. Supports overcurrent detection and short circuit protection. Supports Windows 8. x / 10 (32/64-bit) and Ubuntu desktop 20. 04 LTS. No driver is required. The QNAP USB 3. 2 Gen 2 Expansion Card provides speeds of up to 10Gbps - double that of USB 3. 2 Gen 1 - to greatly boost data transfer speeds. With two ports, the QNAP USB 3. 2 Gen 2 Expansion Card provides compatibility with newer, faster USB 3. 2 Gen 2 devices to accelerate file transfers and backup. The QNAP USB 3. 2 Gen 2 Expansion Card can be installed in either a QNAP NAS or Windows(R)/Ubuntu(R) PC.