Specifications: 4K HDMI Output: Supports video resolution of up to 4K at 30Hz,1080P@60Hz. 1080P VGA Output:Supports video resolution up to 1080P@60Hz. USB C PD Charging PortSupports 87W fast charging speed for your type-c devices.NOT support data transfer.(Use the original power adapter of your device to charge your device via the USB-C Power Delivery Port on this hub.) USB 3.0 Portsupports data transfer rates of up to 5 Gbps. Plug and Play: Hot-swappable. No need to install drivers. Support Mirror & Extend Dual Mode: Mirror and Extend Mode Settings (Note: Mirror or extend mode, both two monitors are identical but different with laptop's screen.) Multi-Function ExpansionExpands computer ports to 1*4K HDMI port, 1*VGA port, 1*USB 3.0 port and 1* USB 3.1 charging ports. The Four ports can work simultaneously which allows you to enjoy the big screen all the time. USB C to VGA HDMIHDMI port max support 4K UHD 38402160@30Hz; VGA display in up to 1080P@60Hz Full HD. When two ports work simultaneously, the maximum resolution of the two is 1920 x 1080P@60Hz. Note: Extend mode, while vga and hdmi work at the same time,two monitors only show the same content.(Note:Not support two monitor to display different content separately. ) USB 3.0 and Power DeliveryThe USB 3.0 port provide high speed data transfer speed up to 5 Gbps, easy to transfer a HD movies in short time. Also support up to 87W PD power charging and pass-through charge for the USB-C laptop or smartphone and other devices connected to the hub devices. Support system: Windows/Mac/XP. Wide CompatibilityCompatible with a Type-C equipped devices(Thunderbolt 3 compatible)with DP-Alt mode,such as MacBook Pro 2018/2017/2016,MacBook Air 2018,iMac 2018, iPad Pro 2018,Chromebook Pixel, Dell XPS 13/15 ect. Also support Samsung DEX/Huawei EMUI/Nintendo Switch (Note: Not for tablets) eet your needs. Convenient ChoicePlug and play, no need to install the any driver/software. Aluminum Plate for strong antioxidant capacity. Safety wire core for high quality insulation outer layer.