push button switch, tilt switch for musical instruments,audios,medical equipment, Walkie talkie,Car ... switch for musical instruments, audios,medical equipment, Walkie talkie,DVD,GPS navigation,toys ,automotive accessories (car amplifiers) Volume Control ,interphone ... equipment and household appliances.High quality, long rotary life For VOLKSWAGEN,TOYOTA,HONDA SONY,TCL.etcPassed ISO9001,ISO14001,ISO/ ...