The US3310 is a 2-Port 4K HDMI USB-C KVM Dock Switch with Power Pass-through that features the combination of a multiport dock, and allows one button switching between laptops and Android smart phones. With one set of display, keyboard, and mouse, users get to seamlessly control two different systems and save desk space. Thanks to the remote port selector, users are allowed to put US3310 at the most convenient location or hide it under the desk to do the quick switch. Featuring superior HDMI video resolutions up to 4K (3840 x 2160) @ 30 Hz, the US3310 delivers high quality video with minimal latency when switching between two different sources, and meanwhile, the HDMI connection remains without destroying the layout. In addition, the USB 3.2 Gen1 compliance provides data transfer speed up to 5 Gb/s, enabling two systems to share and swap data from the external storage devices conveniently. The 85 W USB-C Power Delivery 3.0 pass-through can charge the phone and laptop simultaneously while providing enough power for power-hungry devices, such as external hard drives or gaming devices. Users can connect their smart phone with US3310 to build a workstation in Samsung DeX mode or Huawei Desktop mode for multitask, and switch to laptop whenever they have heavy loading tasks to do. With the US3310, users can save desk space to switch host devices directly, and creates a personalized desktop environment.