KENWOOD ORIGINAL VOLUME KNOB USED ON THE DOUBLE DIN MODEL #S DNN770HD,DNX570HD,DNX690HD.WE ALSO CARRY THE COMPLETE LINE OF INSTALLATION ACCESSORIES FOR THESE MODELS INCLUDING THE WIRING HARNESS,REMOTE CONTROL,TRIM RING,BLUETOOTH MICROPHONE,GPS ANTENNA,REMOVAL KEYS,TOUCHPANELS,MOUNTING SLEEVE SO IF YOU NEED ANY OF THESE ITEMS CHECK OUR LISTINGS OR CONTACT US.