Android OS Supported: HUION HS610 is compatible with Android OS 6.0 or later. You can easily connect your Android devices to the drawing pad with OTG adapter. With 8mm thickness and 600g weight, HS610 is lightweight and easy-to-carry, making it a great partner for drawing at anytime and anywhere with your phone | Multifunctional Touch Ring: HS610 can offer you an ultimate smooth drawing experience via the newly-design touch ring. It can help you easily zoom in or out for your canvas, adjust your brush and scroll the page. You can also customize the 12 press keys as you need to further enhance productivity | Battery-free Stylus: With 8192 levels of pressure sensitivity and 5080 LPI pen resolution, the PW100 is highly accurate in response to pressure signals. The battery-free EMR(electromagnetic resonance) technology needs no battery and charge, which ensures you more flexibility and enables you to focus more on creating | Tilt Function: Digital pen PW100 of HS610 supports ±60° tilt function to make the pen as natural as a normal pencil, provides you better pressure detection and accurate cursor positioning with different angles. The smooth strokes and instant feedback to pen movements are guaranteed to bring you a more natural and lifelike drawing experience | Compatibility: HS610 is compatible with not only Windows 7 and above, macOS 10.12 and above, but also Android devices (OS 6.0 and above). It also supports online class and digital design in most programs like Adobe Photoshop, SAI, illustrator, corel draw, corel painter, sketchbook, OneNote and more