USB C to HDMI & VGA adapter can output an HDMI & VGA signal it can be used in mirror screen & extend modes. This is ideally suited to laptops with two USB (Universal Serial Bus) type C ports so that one can be used for charging & one can be used for this multi-port adapter. Please note that this is not an MST hub but both ports can work simultaneously if using both ports then HDMI will downgrade to 1080p. Features USB (Universal Serial Bus) C input to HDMI & VGA output Cable length 9cm Connects USB (Universal Serial Bus) C equipped devices to displays such as TVs monitors or projectors Supports HDMI resolutions of up to 4k@30 Hz Supports VGA resolutions of up to 1080p@60 Hz Supports mirror mode Supports extended mode Black Aluminium shell USB (Universal Serial Bus) bus powered (no external power supply required)