This is a car navigation system (junk) that was originally installed in a Dayz Roox DBA-B21A. It comes with the audio bracket for the DBA-B21A. ▫️Included Items Car navigation system body (MM316D-W) Audio bracket (DBA-B21A) Plugs (See photos for condition) ▫️The following points make this item junk: ・The left half of the touch panel is difficult to recognize. ・The screw on the left side of the audio bracket is stripped and cannot be removed. ・The security code is not included. ・I reinstalled it after a reset, but the code request screen did not appear, so I think it has been unlocked, but I cannot be certain. Other than the above, it was working without any problems. Please purchase only if you understand the above. ▫️Specifications 7-inch touch screen car navigation system, Bluetooth audio compatible. ▫️Regarding Shipping ・The surface of the main unit has been disinfected with ethanol. ・It will be shipped with waterproof packaging. - Screen size: 7 inches - Connection features: Bluetooth audio, SD card, FM/AM, CD/DVD - Functions: Navigation, TV function - Interface: Touch screen - Language settings: Japanese