OEM/ODM are available,cable manufacturer,high quality,competitive price,good service -Storage temperature: -10 to 85 ... -Plug-and-Play installation, no software installation required -Four USB 2.0 ports up to 500mA (with power adapter) -Bus-power and ... chain -Fully compliant with USB 2.0, 1.1 and 1.0 -Supports OHCI/UHCI -Over-current and high-inrush current protection 10 port ...