Multiple usb: different kinds of USB devices can be used. small size easy to carry when going out and working.
USB extension cable multiple port: mini and portable make it easy to carry keep your desk clean work and play relax.
USB port adapter: mini size and lightweight for you to use portable size that makes it easy for you to take with.
USB to multiple usb: precision-designed made of aluminum alloy shell for heat resistance and incredible durability.
USB hubs: multi USB port expander it can transform one of your computer's USB ports into four.