... OEM/ODM accepted Name: 4 port USB hub from Shenzhen factoryItem: SRXH001 usb 2.0 4 port hub Features: ... Expands 4 USB port supply up to 550Ma current per ... ,high speed(480Mbps),full speed(12Mbps);Connectible onto USB ports on any PC,notebook,palmtop,PDA,Ibook, ... above;Hot-swapping capability;Hi-speed downstream ports with USB a female connector;Logo printing service are available; ...