This mini USB hub has four USB 2.0 ports Every with a max total transmission quicken to 480 MBps. All four ports are powered thru the USB micro-B cable. you can find also one on-off switch that controls the four USB https://www.leo-brand.com/products/visiontek-vt2900-usb-c-dual-system-kvm-docking-station-with-100w-power-delivery