Dual Monitor(HDMI/DVI/VGA) no charging. Wavlink – Bringing Technology to Life. With the portability of today’s technology, Laptop, tablets and ultrabooks are fabulous tools for busy people on-the-go. But as tablets and ultrabook are limited in screen size and often lacking in ports, you imagine using them more effectively. By connecting them to other monitors, speakers, printers, external disk drivers and all of your other desktop USB peripherals. The Wavlink UG39DK1 allows you to do just that. One Dock for All. With one simple USB cable, you can access to up to two Full-HD displays(HDMI and DVI-I) for mirroring/extending your desktop. To external monitors, as well as Gigabit Ethernet network, microphone, …..