o Easily add six USB 2.0 ports to your desktop computer (4 external ports, 2 internal ports) o Offers high speed data transfer rates of up to 480 Mbits/sec. o Hot swap capabilities allow you to connect and disconnect devices without turning off your computer o PC and Mac compatible o Plug and Play installation Bus Type: PCI / PCI-X (5 / 3.3V) Chipset ID: NVidia (formerly ALI) M5273 A1 Data Transfer Rate: 480 Mbps Connector Type(s): 1 - PCI / PCI-X (Universal 3.3 & 5V, 32-bit) Male External Ports: 4 - USB Type-A (4 pin) USB 2.0 Female Internal Ports: 2 - USB Type-A (4 pin) USB 2.0 Female