The usb32hdeh3 usb 30 to hdmi adapter turns a usb 30 port into an hdmi output port with 1920x12001080p video support the adapter features a built in 3 port usb 30 hub which enables you to connect three different usb devices along with the display adapter to the same usb 30 port ndash an ideal workaround for ultrabooktrade or laptop computers that have a limited number of usb ports available functioning as an external graphics card with audio support this u