USB 3.0 to HDMI-compatible VGA Dual Output Adapter Supports synchronization and extending displays. Can connect to two external monitors simultaneously. Note: The image on the two external monitors will be the same. Super Transmission Speed Utilizes the high-bandwidth 5Gbps Super Speed USB 3.0 interface, backward compatible with USB 2.0. Supports hot-plugged devices. Only USB 3.0 interface can achieve a resolution up to 1920x1080; if using a USB 2.0 port, it can only support 800 x 600. Highly Compatible Compatible with Windows 10/8/7/XP and Mac OS. Note: Windows XP system requires contacting customer service for drivers. Mirror/Extend the Display This USB 3.0 to HDMI-compatible converter can extend your working desktop with a split-screen presentation to improve work efficiency, or synchronize the image across two screens for a comfortable visual enjoyment. Simple Installation Built-in driver automatically promotes a driver when connected to a computer. If you encounter any issues during installation, please contact us immediately, and we will do our best to assist you.