This is a USB Type C to VGA+ HDMI Splitter allows you to transmit video signal from USB C HOST device like Laptop/PC/Cellphone/Tablet to HDMI and VGA display at a time. Support mirror and extend model. HDMI and VGA port work simultaneously. Expand more work space when you wrok from home. Thunderbolt 3 Laptop is compatible. USB C Docking Station which delivers Max 4K UHD 4096x2160@30Hz and offers backwards compatibility to 1080p and 720p. Allows you to expand the desktop to 2 external displays HDMI and VGA Adapter works simultaneously. Note: When HDMI& VGA works simultaneously,the Max.resolution of the two is 1090x1080P@60Hz and two monitors show the same contents.