?Ice Scorpion USB Hub splitter specifications about: length width 7.2cm * 7.2cm * 1.8cm thick
System Support: Win95 / 98 / Me / 2000 / XP / Vista / Win7， Linux2.4andMac os8.5 or later
USB connection， about 0.8 meters
A USB interface can be expanded into four independent work USB interfaces， each supply up to 500mA
Directly connected to the computer， no external power supply，
Computer automatic identification installation， no drivers， plug and play
High-speed USB 2.0 interface， backward compatible with USB1.1 version
Built-in current overload and short circuit protection device