1.USB C to HDMI Multiport AdapterThe 3-in-1 USB C Hub Expands laptop ports into a HDMI 4K output port, a USB 3.0 port, a USB-C charging port.Three ports can work at the same time. Easily expand usb c devices and fulfill your daily use, Effortlessly mirror your usb-c laptops, iPhone(USB-C version) or iPad(USB-C version) screen to a TV, projector & monitor. Ideal for enhancing your home theater experience, optimizing office productivity, facilitating travel, and more. 2.Ultra HD 4K HDMI Video OutputSupports the video resolution up to 4K(3840X2160P/30HZ) UHD to HDTV and mirror or extend the display monitors, or Projectors, no blur and delay. The USB-C Digital AV Multiport Adapter lets you connect your for Mac Book with USB-C port to an HDMI display, while also connecting a standard USB device and a USB-C charging cable. 3.High Speed TransferThe USB type c 3.1 hub supports high speed data transfer up to 5Gbps (5120Mbps),10x faster than USB 2.0 (480 Mbps), Allows to connect USB flash drive, hard drive, keyboard, mouse, printer, thumb drive, USB sticks, MP3 player etc. 4.USB-C Power DeliveryThe Type C chagring port Allows you to charge your laptop when you using other ports, Expecially if your usb c devices only have 1 usb c port; USB C Power Charging Port Up to 87W of power, stay power for performace. Plug and play, don't require any software, drivers, or complicated installation process. Slim and portable design with aluminium body provides better heat dissipation.