Specifications Compatible PC Devices:Laptop Hign-concerned Chemical:None Model Number:4 in 1 USB C HUB Certification:CE,RoHS Funtion:USB-A,VGA,Charging,HDMI-Compatible Standard:USB 3.0 Interface Type:USB Type-C Ports:4 Origin:Mainland China About this item All IN ONEExpand your usb c port to a HDMI, a VGA output, a USB 3.0 and a USB-C charging port. Connecting a Type-C equipped device to HDMI and VGA displays, while also connecting a standard USB device and a USB-C charging cable. HDMI and VGA PortHDMI port max support 4K@30Hz or VGA display in up to 1080P. When two ports work simultaneously, the maximum resolution of the two is 1920 x 1080P. Note: Extend mode, when vga and hdmi work at the same time.two monitors show the same images. USB 3.0 and Power DeliveryThe USB 3.0 port provide highest peak data transfer speed up to 5 Gbps, easy to transfer a HD movies in short time. Meanwhile,Type-C charging quickly output meet 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. Wide CompatibilityType C devicelaptopphone and more. Package list 1pc USB C HUB Connect to bigger screen. USB 3.0 PORT, connect to keyboard,mouse and more device. Interface introduction 4 in 1 hub 4ports, for you to have more convenient. Small size, light weight, easy to carry Notice: Before purchasing, please confirm whether your Type C interface supports video output, charging, and data transmission,please check sign of your laptop C port. If there is no sign next to the interface, please check the parametertable of your computer/mobile phone to confirm that the USB Cinterface is USB C 3.1 version, if not, it is not supported Note: An expansion dock is a useful device for expanding the interface options of your notebook computer. However, it's important to ensure that your computer's interface supports video output, charging, and data transmission for the expansion dock to function properly. If your computer's interface is not fully functional, there may be limitations in the features that the expansion dock can offer. For example, if your computer's Type C interface only supports charging, the expansion dock won't support HDMI and data transmission. This is not a quality issue, but rather a limitation due to your computer's interface capabilities. It's important to confirm your computer's interface parameters before purchasing an expansion dock to ensure it meets your needs. Frequently Asked Questions: Q1: My computer also has a Type C interface. Why cant I use the HDMI interface after connecting to the docking station? A1: Because your computers Type C interface does not support video output Q2: My computer also has a Type C interface. Why cant I use the PD interface after connecting to the docking station? A2: Because your computers Type C interface does not support charging Q3: My display interface is a Type C interface. After being directly connected to the Type C interface of the docking station, I cannot use the HDMI function? A3: Because the Type C interface in the docking station, one only supports PD charging and does not support HDMI. If you need to use the HDMI function, please connect the HDMI interface. Q4: Why is it not displayed on the computer after the USB flash drive is connected to the docking station? A4: Because some U disks require a large amount of power to drive, please connect the PD interface for power supply. In the same way, some HDMI devices also need to be connected to the PD interface for power supply.