Usb 3.1 type-c to hdtv / usb 3.0 / usb-c multiport adapter charge your laptop / phone macbook ,chromebook with hdtv port share movie on a larger tv/monitor/projector a great sidekick for your laptop / phone / tablet with usb-c port hdtv port: output support video resolution 4k uhd (3840x2160) 30hz, and compatible with 1080p , 720p. usb 3.0 port: transmission speed 5gbps,and work with keyboard, mouse, flash drive or a usb cable for syncing and charging smartphones or other devices. usb-c port: charging laptop through type-c female interface, 5w-60w automatically adaptive. how to connect: step 1: connect usb type-c connector of the adapter to any usb type-c hdtv mode supported devices. step 2: connect hdtv output of the cable to hdtv or hdtv enabled display using standard hdtv media cable