Features: 100% new. USB 2.0 and 1.0 compliant.
Transfer rate: 480 Mbps. NEC Chipsets. Over current protection, each port 500mA.
External Port: 4 x usb.
Internal Port: 1 x usb. Plug and Play, automatically selects IRQ and I/O address. Support Windows 98/98SE/ ME/ 2000/ XP/ Vista/7 Mac OS 8.6 and so on.
Packages: 1 x USB 2.0 PCI card