USB HUB with 3 port and Micro USB Features:USB 2.0 HUB ,USB 2.0 Hi-speed portsBright colors,most joints are rotary,can be formed at different shapesFully Compliant with USB 2.0 SpecificationUSB bus power Supply ,No external power supply requiredTruly plug & play and hot swapping capabilityFull data transfer rate up to 480MbpsMedium-speed 12Mbps,low-speed 1.5MbpsUSB HUB with 3 port and Micro USB