The US3310, 2-port USB-C Dock Switch with Power Pass-through, features the combination of a multiport dock and allows one button switching between two sources - laptop and Android smart phone. Use only one set of display, keyboard, and mouse to seamlessly control two different systems and save desk space. With the remote port selector, you can put it on the most convenient place or hide it under the desk to do the quick switching. Featured with the superior HDMI video resolutions up to 4K (3840 x 2160) @ 30Hz, the US3310 delivers high quality video with minimal latency when switching and your HDMI connection will keep active without destroying the layout when switching. In addition, the USB 3.2 Gen1 provides data transfer speed up to 5Gb/s allowing to share external storage devices for swapping data between two systems easily. The 85W USB C power delivery 3.0 pass-through can keep charging your phone and laptop simultaneously and also provides the enough power for power-hungry devices, such as external hard drives or gaming devices. You can connect smartphone with US3310 to build a workstation in Samsung DeX mode or Huawei Desktop mode for multitasking, and switch to laptop once you have heavy loading task to do. With US3310, users can save desk space, and switch host devices directly, and creates a personalized desktop environment.