【3 in 1 usb-c to hdmi multiport adapter】: this portable hub provides usb 3.0 port, hdmi port and type-c port, enables you insert three devices simultaneously, replaces the singe port design of your macbook or chromebook. the compact design makes it easy to carry around in pocket. 3-in-1 design avoids the trouble of carrying too much converter devices. don't need to install extra drivers.
【4k hdmi video output】: this usb c hub lets you connect your macbook chromebook with usb-c port to an hdmi display. you can enjoy 4k video on monitor/projector/tv from your type c supported computers. perfect for home-theater entertainment, office, presentation, exhibition, teaching etc.
【high-speed data transmission】: the usb c to usb 3.0 adapter provide high speed transmission up to 5gbps(5120mbps), easy to transfer a hd movies in short time. compatible with usb flash disk, removable hard drive, mouse, keyboard, camera or other usb a 3.0/usb a 2.0 devices.