Maximize your laptop s video compatibility with a 2-in-1 adapter: USB-A to HDMI and VGA - USB 3.0 external graphics & video card supports UHD resolutions up to 4K 30Hz - Boost your productivity by creating a dual screen workstation w/ the USB 3.0 to HDMI VGA multiport adapter - The multi display dongle provides a convenient solution for adding multi monitor capability to your computer - The multiport video converter lets you mirror or extend content on two separate monitors simultaneously