... in 6 axis intertial sensor, recognizing and sensing 360°free space action, operating accuratly and flexiblely;2. 2.4G ... skillful quickly, no matter old or young can operate barrier-free.SpecSensor 3 axis gyro +3 axis accelerometerButtons 34 buttonsRemote ... right away.Menubutton: pop up option menuReturnbutton: Return to last page/operationArrowkeys: up,down, left, rightOK key: toconfirm operationMouse ...