4 USB ports Standard A type up to 100mA current per port
1 USB Mini B type Female input connector
The QHMPL hub provides full over current protection
QHMPL USB HUB supports the following signaling rates
A low-speed rate of 1.5 Mbit/s (~183 kB/s) as is defined by USB 1.0 and a full-speed rate of 12 Mbit/s (~1.43 MB/s) the basic USB data rate defined by USB 1.1
A high-speed (USB 2.0) rate of 480 Mbit/s (~57 MB/s) and QHMPL Hub is capable of chaining up to 127 USB devices
Truly Plug and play automatic with All OS including windows 98,2000, ME , XP ,7, Mac Linux virtually all OS