Brand new and high quality. Plug & Play - No extra driver required. HDMI is version 2.1. USB is 2.0 data transfer, does not support charging. Audio can only be used for VGA, can not be used alone. Portable digital video adapter, you can connect to your HDTV, monitor, computer, tablet, projector and other HDMI / display to your USB / Type C devices with HDMI / VGA connector. Supports resolutions up to 4K Ultra HD UHD 4Kx2K 30Hz (3840 x 2160), including 720p, 1080p, and 1600 x 1200 For monitors or projectors. Up to 4Kx2K 30Hz Resolution: to stream video from laptop/phone/tablet with USB C port to HDTV /Monitor/Projector with HDMI port. Output: Video&Audio. HDMI/VGA Cable is needed(Not included), HDMI: Max resolution 4K x 2K (3840 x 2160) 30Hz,down compatible with 1080P, 1080I,720P. USB 3.1 Type C to HDMI adapter can extend or mirror your screen for HDMI/enabled TV or display, resolution up to 3840x2160 30Hz and full HD 1080p. HDMI port supports synchronized audio and video signal. USB 2.0 port allows you to mouse, keyboard, camera, U disk, removable hard drive,camera or other standard USB 2.0 devices. Single output: HDMI support up to 3840x2160 30Hz VGA support up to 1920 x1080 60Hz HDMI VGA output simultaneously: HDMI support up to 1920 x1080 60Hz VGA support up to 1920 x1080 60Hz Package Including: 1 x Type-C To HDMI VGA 3.5mm Audio Adapter