Huion Wireless Graphic Tablet 8 x 5 Inches with Digital Cordless Stylus - W58 Wireless Tablet, one Lithium-ion battery and one USB receiver included Resolution (LPI): 5080, Report rate speed (RPS): 230 wireless USB receiver connected to your computer, signal receiving radius up to 20 meters. perfect for teaching and business. 2048 levels of pen pressure sensitivity for precise pressure control Compatible with Windows 8/Win7/XP and ios x 10.7.0 or later.