Features:
Upgrades your computer with 4 External and 1 Internal USB 2.0 Ports.
Compliant with Universal Serial Bus Specification Reversion 2.0
Compliant with Open Host Controller Interface Specification for SUB Rev 1.0a
Support high speed 480Mbps, full speed 12Mbps, and low speed 1.5Mbps data transfer rate.
32 bit 33MHz host interface compliant to PCL specification release 2.2
Supports PCL-Bus Power Management Interface Specification release 1.1
PCL bus-master access.
Support up to 127 devices.
Support device hot swap and wake-up.
Support Microsoft Windows 98/98SE/ME/2000/XP operating system.