采用GL 蕊片
4个USB 2.0接口  ,速度可达480Mb/s
兼容 EXPRESS 34MM标准
兼容  USB2.0 标准 ,向下兼容USB1.1标准。
数据传送速率能高达480Mbps
支持热，插拔功能
支持 Windows 2000/XP/XP 64-bit, Linux 操作系统

产品英文详细说明：

GL850A 64pin Chipset
4-ports USB 2.0 with 480Mb/s
Compliant with ExpressCard/34 standard
USB 2.0 Specification compliant
Backward compatible to USB1.1 Specification
Data transfer rate: High Speed 480Mbps, Full Speed 12Mbps and Low Speed 1.5Mbps
Fully plug & play and hot plug supported
Driver supported MS Windows 98SE/Me/2000/XP/Server 2003/XP 64-bit/Vista