It is widely used in notebooks, mobile phones, tablets and other devices with USB 3.1 Type C interface.; Easy to use. Just plug it on your notebook, connect with your devices, smartphones, SD/TF card and other devices, without any requirement of software, drivers or complicated installation process.; Allow you to do presentation and share your idea through extra projectors, browse pictures and stream movies from small laptop to your TV/monitor, 4K HDMI high definition output ensure everything looks better on the big screen.