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 definedby USB 1.0

The full-speed rate of 12 Mbit/s (~1.43 MB/s) the basicUSB data rate defined by USB 1.1

A high-speed (USB 2.0) rate of 480 Mbit/s (~57 MB/s)

QHMPL Hub is capable of chaining up to 127 USB devices

Truly Plug & play automatic with ALL OS including windows98,2000, ME , XP ,7, Mac Linux virtually all OS

USB 2.0 and ACPI compliant.