Mobile Game Controller, PYRUS Telescopic Wireless Game Controllers for iPhone iPad Android Phone It is a multi-functional cell phone game controller for Android System 5~10'' Tablet PC Samsung Galaxy Tab S2 8.0 Tab S2 9.7 SM-T815 Tab S 8.4 T700 T705C Tab A 8.0 T350 T355C This gaming controller transfers data by HID protocol. With built-in 350mah rechargeable battery and it can last 4-8 hours playing. Telescopic boom design, free adjustment, support cellphone iPad; use time up to 12 hours;360 degree no dead operation. Support Android phones iPad PC computer Ergonomic design, comfortable feel. Classic finish on surface for consistent grip when playing and ergonomic gamepad design for easy access to buttons There are digital and analog modes under GAMEPAD mode, which can be shifted freely.