1.[Dual Monitors Display]: USB C VGA HDMI Adapter is design to mirror or extend the screen of laptop, HDMI and VGA port work simultaneously, Allow you to connect hdmi/vga port monitors, displays, tvs (Noted: Two screens ONLY can extend same images, like A-B/B.) 2.[Vivid 4K Resolution]: HDMI port supports resolutions up to 4k2k@30HZ, 4 times clearer than 1080P, supports VGA resolution up to 1920X1200@60Hz 3.[Port Compatible]: The Thunderbolt 3 VGA Adapter for MacBook Pro can be connected to a device equipped with a USB-C or Thunderbolt 3 port to the monitor or display. Before purchasing, please make sure your USB C host device must support video output or DP Alt Mode. Not all USB C device is compatible 4.[USB C to VGA HDMI Adapter]: Compatible for VGA projectors and displays, the right adapter for your presentations, conferences, workshops, trainings, lectures, slide warriors and road warriors, Thunderbolt 3 to VGA resolutions up to 1080P@60Hz, downward compatible with 1080i, 720p, 576p,480i/480p