The ex-1222hm is a small 5-in-1 usb-c docking station that connects directly to your notebook or tablet and can stay plugged in permanently due to its compact size. With the ex-1222hm. All required peripherals can be connected to one usb-c port. Usb-c power delivery pd allows the notebook or tablet to be charged directly through the ex-1222hm using the existing usb-c charger.