Built-in Bracket & 2.4GHz Wireless USB Dongle The layout of the buttons is so humanized as to operate fluently and efficiently. With two adjustable angles (Multi-Angle, 110 degrees & 150 degrees) can be used as an individual mobile holder for 3.5~6-inch smart phones.� Power Saving, Long Battery Life & Power Indicators If no connection within 1 minute after power on, or no operation within 5 minutes, GameSir G4s will enter sleep mode automatically. Turn on or off A / B / X / Y LEDs by pressing R1+ L1 buttons simultaneously for 5 seconds to save power.� Ergonomic Design & Auto-Fire Turbo The overall button layout of GameSir G4s fully conforms to Ergonomics, making operation fluently and efficiently. Rubber-coated textured handles provide a comfortable grip.The turbo function will create continue button press and release your fingers. Exchange the Function of D-Pad & Left Joystick Floating D-pad makes it easier to discern between the eight compass points. 360-degree analog joysticks ensure the ultra-accuracy. Firm and quick responsive function buttons can be pressed with no efforts. Sensitive triggers allow you perform great in car racing and drifting games. G4s also features changeable position of D-pad. Press Clear+L3 to exchange the position of left joystick and D-pad. Play the games as you like. Support Platforms GameSir G4s is compatible with Android devices such as Smartphone, tablet, TV box(Android 4.0 or later ), Windows PC(Windows 7/8/10), PS3, via three main connections of wired / Bluetooth 4.0 / Wireless.