This 10 port USB hub is the ideal companion for laptop or desktop computer， specially great for notebooks which come with only a few ports when you need to attach many USB devices at the same time， such as a printer， card reader， mobile phone， MP3/MP4， thumb drive， mouse， keyboard， or an external hard drive. Expand your computer's connectivity with this USB hub to improve your working efficiency.Features:USB 2.0， backwards compatible with USB1.1.10 ports with a power switch and LED light.4 adjustable USB port， more convenient to use.No need adapter and no need driver program.Plug & play and hot swapping capability.USB 2.0 reach a theoretical 480 Mbps transfer speed.Each port with over-current protection and overvoltage protection. Reserves a power connector for power supply when insufficient output.System support Win XP/2000/ME/Vista/7，8 MAC OS 8.6， Linux 2.4 or above.Specifications:Input: USB 5V/1AOutput: 10 * USB 2.0 portTheoretical transfer rate: 480 MbpsColor: White Material: ABS Cable length: 60cm / 23.62inItem size: 12.7 * 6.5 * 1.4cm / 5 * 2.55 * 0.55in (L * W * H) Item weight: 81g / 2.85ozPackage size: 20 * 13 * 3.3cm / 7.87 * 5.11 * 1.29in (L * W * H)Package weight: 134g / 4.72ozPackage List:1 * USB HUB1 * Cable