About this item Widely Compatible Multi-functional USB C Docking Station: A USB-C expansion hub for MacBook/MacBook Pro 2016 or above, MacBook Air 2018 or above, Mac Pro 2019, Google Chromebook Pixel, compatible with Huawei MateBook/MateBook Pro, compatible with Dell, Surface Book2/Pro7/Go, HP, and compatible with Samsung S9, S9 Plus, S8, S8 Plus, Note 9, Note 8, compatible with Huawei New version phones and other Type C laptops who support Display Alt mode and Power delivery. UHD 4K Output & Multi-Display: Mirror, extend or collage your screen are implementable now, which giving you an unprecedented visual experience. You can directly stream your screens to HDTV, monitor or projector easily, highly increase your working efficiency. It supports a Dual HDMI display up to 3840x2160@30Hz, or 1920x1080@60Hz with VGA. If you want to know more about resolution for each connected ports, please refer to the product description. Collage Mode for Windows System: Collage display feature saves a lot of power, enhances performance capability, and offers bezel correction in order to display a single continuous image across multiple panels. In this mode, you can let your imagination run wild and decorate your desktop with a unique view. Your laptop screen will become black under this mode. 100W PD Powering & Super-Speed Data Transmission: The PD port on the hub supports Max.100W fast charging for your laptop. The 3 USB 3.0 ports support transmission speed up to 5 Gbps, which is 10X faster than USB 2.0. You can easy access to your files more speedy within seconds. It is suggested to joint your laptop power cable when you are connecting external high-power devices such as a flash drive, hard drive, printer, etc. Slim & Portable Design: TOTU USB Type C Hub has a ready-to-go design. With aluminum appearance case and only 2.48 Oz, you can just put it into your pocket and it is perfect for business trip or travelling.