SUPER DESIGN - Compact and lightweight design for easier plug and unplug. Numerous heat dissipation holes on both sides of the device for better heat dissipation. POWERFUL CHIP - GPU build in "Content Adaptive Technology" to decrease CPU loading up to 70% and Multiple HW decoders to give video streaming faster performance, equal to an external graphics card to deliver smooth high definition video to your HDTV/ projector or monitor. COMPATIBILITY - Ensured compatibility with any USB-A OR USB -C laptop, Ultrabook, PC desktop or small form factor system .Supports Microsoft windows 7/8/8.1/10 or higher, Mac OS 10.10x or higher, Chrome OS. USB C / USB A to DUAL HDMI - This USB3.0 to 4K Dual HDMI Graphic Adapter supports up to 4K@30Hz resolution. In extend mode,One supports 3840x2160/30Hz output and another 1920x1080/60Hz display output.In mirror mode,support dual 1920x1080/60Hz. ADD AN ADDITIONAL DISPLAY - Dual monitor adapter allows you to easily add an HDMI monitor, TV or projector using a single USB Type-A or USB-C port for extend your screen space. Expandable up to 6 display units on Mac OS,up to 8 displays on Windows OS( Each adapter requires per display).