SUNWEIT USB 3.0 4-Port PCI-E Express Card - Black + Silver
Fully compliant with PCI Express Bss Specification Revision 2.0 Single-lane PCI Express throughput rates up to 5Gbps Compliant with Universal Serial Bus 3.0 specification Revision 1.0 Supports simulaneous operation of multiple USB 3.0 USB 2.0 and USB 1.1 devices Supports the following speed data rates as follows: Low-speed (1.5Mbps) / Full-speed (12Mbps) / High-speed (480Mbps) / Super-speed (5Gbps) Supports 4 downstream ports for all speeds Hot-swapping feature allows you to connect/disconnect devices without powering down the system