Features
Based on VIA VT6212
Four external USB 2.0 ports, mainly designed for PC requiring more USB 2.0/1.1 devices connected to the rear panel

Specification General
USB 2.0 EHCI and USB 1.1 OHCI Compliant
Backward compatibile with USB 1.1 devices
Transfer rate: Each port up to 480Mbps
Connects up to 127 USB devices simultaneously
Over current protection, each port 500mA
External port: USB-A x 4
Internal port: USB-A/Pin port x 1 (sharing with first external USB port)

System Requirement PC computer with one 32-bit PCI slot
MS Windows 98SE/Me/2000/XP/XP64/Server 2003/Vista