... encoder potentiometer switch forcar dvd and player car camera 1 high quality 2 Passed ISO9001,ISO14001,ISO ... /TS16949 Rotary encoder potentiometer switch for car camera We produce rotary encoder, potentiometer and switch.rotary ... , audios,medical equipment, Walkie talkie,DVD,GPS navigation,toys ,automotive accessories (car amplifiers) Volume Control ,interphone,sport equipment ...