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