4 USB Port to use at the same time, each supplies power 500mA (max.)
Size: L60XW60XH17mm
Color: white(Body )/ gray(Cable)
Cable Length: 207mm
Working temperature: 5℃ to +35 ℃ ，Humidity: 20% RH to 80% RH
Storage Temperature: -20 ℃+50℃ ，Humidity: 20% RH to 80% RH
Fully compliant with Universal Serial Bus Specification Revision 2.0 (USB2.0);
Upstream facing port supports High-Speed(480MHz) and Full-Speed(12MHz) modes ;
4 downstream facing ports support High-Speed(480MHz), Full-Speed(12MHz), and Low-Speed(1.5MHz) modes;
Windows 98/ME/2000/XP/Vista/Win7, Macintosh OS 9.0 or higher, Linux Kernel 2.4.1 or higher