The LINDY USB (Universal Serial Bus) 2.0 to VGA Converter is a high quality USB (Universal Serial Bus) to video device which means that you can connect any VGA or DVI-I equipped monitor or projector to a USB (Universal Serial Bus) 2.0 port on your PC. It's an easy to use 'plug & play' solution as, unlike when adding a second graphics card, there's no need to open up your computer case. The display device can be used to extend or mirror your desktop. Up to six additional connections can be supported. Supported Resolutions & Refresh Rates Resolution Refresh Rates 16 bit Colour Refresh Rates 32 bit Colour 640x 480 60 / 72 / 75 / 85 60 / 72 / 75 / 85 800x 600 56 / 60 / 72 / 75 / 85 56 / 60 / 72 / 75 / 85 1024x 768 60 / 72 / 75 / 85 60 / 72 / 75 / 85 1280x 720 60 60 1280x 768 60 / 75 / 85 60 / 75 / 85 1280x 800 60 60 1280x 1024 60 / 75 / 85 60 / 75 1366x 768 60 60 1400x 1050 60 / 75 / 85 60 / 75 / 85 1440x 900 60 / 75 / 85 60 1600x 1200 60 60 1680x 1050 60 60 1920x 1080 60 60 Please note: Interlaced & reduced blanking modes are not supported Extend or mirror your Windows desktop... View up to 3 displays when using a notebook Use with your desktop PC to add an extra display A versatile solution for... Office: read e-mails one one screen, use a word processor on the other Graphic Design: use a second display for palettes & tools Entertainment: watch movies or TV on one screen, browse the web on the other Finance: view large spreadsheets across two screens