SUNIX USB2321C is a 1 port Super-Speed USB 3.2 Gen 2x2 PCI Express card. and it’s compliant with the PCI Express Generation 3 specification for host PC system. Based on USB Type-C pure DFP (Downstream Facing Port) mode. it works up to 20 Gbps for data transfer when connecting to USB 3.2 compliant peripherals. while maintaining compatibility with existing USB peripheral devices. USB 3.2 performance is 2 times faster than USB 3.2 Gen 2x1 (USB 3.1 Gen2) and 4 times faster than USB 3.2 Gen 1x1 (USB 3.0) connectivity. SUNIX USB2321C allowing for up to two lanes of 10Gbps operation to realize a 20Gbps data transfer rate for USB C connectivity. With USB Type-C Receptacle. SUNIX USB2321C sports reversible plug orientation and cable direction. which means that users will no longer need to be concerned with plug orientation/cable direction. making it easier to plug in. SUNIX USB2312C supports 5VDC@1.5A power output to USB device with over current protection on each USB port. This card is an ideal choice for external storage devices. digital cameras. webcam. video devices. and all other USB electronic devices.