I also added in a Mac adapter for the VGA cord. The compatible computer systems are Windows XP/Vista/7/8/8.1/10 and Mac OS latest version. The drawing software are for example Adobe Photoshop, Photoshop CC, Illustrator, 3D Max, Autodesk Sketchbook, Corel Painter, Autodesk MAYA, Pixologic, ZBrush etc. I only used it once. The item "Ugee (1910b) 19 Display Drawing Monitor Graphics Tablet (used once)" is in sale since Wednesday, November 4, 2020.This item is in the category "Computers/Tablets & Networking\Keyboards, Mice & Pointers\Graphics Tablets/Boards & Pens". The seller is "pauedward_632" and is located in Hyattsville, Maryland. This item can be shipped worldwide.