it's 4 individual ports with 4 corresponding buttons. I can activate and off my peripherals as required. I would endorse this USB hub to anyone who wants a USB hub. How purchaser assessments and ratings work consumer https://bookmarkloves.com/story19989437/what-does-qvs-usb-3-1-gen-1-type-a-male-to-usb-3-1-gen-1-type-c-female-adapter-mean