USB 2.0 to DVI + VGA adapter with multiple displays (connect up to 6 displays). With the USB 2.0 DVI + VGA adapter, you can connect up to 6 monitors, LCD projectors and a PC to your laptop. You can use it as an extended desktop or as a larger / other display from your main screen. By using USB 2.0 technology, you don't have to open the computer or struggle with compatibility problems associated with a second VGA or DVI card. Expanding your desktop has never been so easy with the USB 2.0 to SVGA adapter. Install the included software, connect the adapter and you are on the way to dual monitor computing. Now you can easily extend tables over 6 monitors, read emails on one monitor and view attachments on the other monitor, create multi-screen presentations without a second computer, or expand the graphics workstation. The USB 2.0 to SVGA adapter is ideal for laptop users who cannot add additional graphics card. This is also a cost effective solution for desktop users who do not want to install internal graphics cards. Support function: 1. Primary 2. Extended 3. Mirror enjoy resolutions of up to 1680 x 1050. No external power supply required. Supports use by powered KVMPs or USB hubs. USB2.0 to DVI display adapter with DVI to VGA adapter, supports both DVI and VGA display. Video output: DVI-1 24-pin + 5-pin socket. Supported resolutions: 1368 x 768, 1400 x 1050, 1440 x 900. Connectivity: up to 2 adapters on a computer operating system support: Windows 2000 SP 4, XP SP 2 and Vista 32-bit supports -display. bitbitbitbit