The USB 3.0-VGA Display adapter enables you to connect additional display devices (CRT/LCD monitor project) to your desktop or notebook PC. The connected display can act as mirrored or extended desktop of the main display on your PC. The flexibility of the common USB 3.0 technology saves the need to open the computer or struggling with compatibility issues related to the VGA card In support of the resolution: 1920 x 1080 16 / 32; 1600 x 1200 16 / 32; 1680 x 1050 16/32; 1440 x 900 16/32; 1400 x 1050 16/32; 1360 x 768 16 / 32; 1280 x 1024 16/32; 1280 x 960 16/32; 1280 x 800 16/32; 1280 x 720 16/32; 1280 x 768 16 / 32; 1152 x 864 16/32; 1024 x 768 16 / 32; 800 x 600 16/32. System requirements: Windows 7/8 Vista; CPU: single core 1.5GHz Intel / AMD or higher processor; RAM: 512MB of memory or higher; High speed USB3.0/2.0 port is available. Product application: Application areas: can be used for industrial or commercial applications: such as projectors POS system. [home or office] with dual display open a beyond a large screen of the EXCEL form improve the efficiency of multi task without overlapping windows; when you read the Email open the attachment content in another window. mobile gens when multiple display no need to carry a computer. as a tool window graphics work see another screen data to input data with a laptop when financial stocks can be more than one screen observe real-time dynamic data at the same time avoid the missed opportunity; a work of entertainment a screen play online RMVB movies. Use method: Screen resolution settings you can in the operating system the screen resolution settings page (click on the right button of the mouse and select "screen resolution") switching USB VGA card screen resolution. You can from the "resolution" drop-down list select you switch the resolution and click "OK" to apply your settings. The direction of the setting you can in the operating system the screen resolution settings page (click on the right button of the mouse and select "screen resolution") USB VGA card to show the direction switch. You can choose to switch from "direction" drop-down list your direction and click "confirm" to apply your settings. We currently support "" vertical "" horizontal transverse (turnover) " and" longitudinal (roll)". Multi display settings you can set the page operation system screen resolution (right-click and select "screen resolution") in long display settings. You can choose from the "multi display" drop-down list you want to set the display mode and click "confirm" to apply your settings. We currently support "to copy these display" (copy screen) "expansion of these display" (Kuo Zhanping) "only on the desktop display 1" and "only on the desktop" display 2. The 4 main display set this setting allows you to USB VGA card display desktop as the main display your. You can set the page operation system screen resolution (right-click and select "screen resolution") in the display settings. First click No. 2 display and check the "make it become the main display" I then click "OK" to apply your settings. Warm reminder: the USB card must be installed in the driver then connect the USB video card. After the installation is complete the system will automatically prompted to restart your computer. Please also note the other connection is not only with the host screen.