USB specification 2.0 compliant
Four downstream ports can handle high speed(480Mbps), full-speed(12Mbps)and Low-speed(1.5Mbps)
Supports all USB2.0 & 1.1 devices
Supports USB Suspend/Resume DetectionLogic 
Fully compliant with IEEE 802.3 Specification 
Supports Full Duplex Operation in 10/100Mbps Modes 
Supports Windows CE/2000/2003/XP/Vista/WIN7/WIN8, Linux 2.6.x, Android, MAC OS 10.x or higher