UPDATE: Support Android OS Description The best partner to bring out our potential. Huion H640P comes with a battery-free EMR pen which makes it perfect for use. 8192 levels of pen pressure, make stroke lines and colour shades more natural and smooth, for precise expression of inspiration and creativity. Specification - Active Area : 6.3 x 3.9 inch - Report Rate : 233 PPS - Resolution : 5080LPI - Pen Pressure : 8192 Levels - Express Keys : 6 - OS Support : Windows7/8/8.1/10 and Mac 10.11.0 or later versions, Android OS Package Included: - 1 pcs Huion H640P Graphic Drawing Tablet - 1 pcs Battery-free Pen - 1 pcs Micro USB Cable - 1 pcs Pen Holder(8 Nibs inside and Integrated with Clip) - 1 pcs Quick Start Guide - 1 pcs OTG Connector (Type C)