The USB 3.0 to VGA Adaptor allows the user to mirror or extend their current PC or laptop desktop across another monitor up to resolutions of 1600 x 1200 standard display and 2048 x 1152 widescreen display on VGA/SVGA monitors. Specification:Compliant with USB 3.0 specificationMirror Primary and Extended display modesResolutions up to 1600 x 1200 standard display & 2048 x 1152 widescreen at 16 32 bitSupports Windows XP Win 7 and Mac Snow Leopard / LionSystem Requirements:1 - 2 Adaptors:CPU: Intel Core i3 2.8GHz or same levelRAM: 2GB or higher3 - 4 Adaptors:CPU: Intel i5 Quad Core 2.8GHz or same levelRAM: 4GB or higher5 - 6 Adaptors:CPU: Intel i7 Quad Core 3.0GHz or same levelRAM: 8GB or higher