Please ensure that all new bidders read and understand the item description before bidding. To avoid any post-sale issues, please adhere to the information provided if you are interested in the item. The unit opens and closes correctly, CDs play, and DVDs are viewable. Includes the main unit and main wiring only. Please understand this before bidding. By bidding, you are considered to have understood everything. Questions about the product after purchase will not be answered. There is no warranty. Please understand that the wiring will need to be modified to fit your vehicle. Please refer to the manufacturer's website for detailed information about the navigation system. All purchases are at your own risk, so please bid carefully. The testing performed was a simple bench test, and only the functions described were tested. No driving tests have been performed. The wiring is considered a bonus. Antennas are not included. As the intended use of the product varies for each buyer, I cannot provide any assistance regarding navigation updates, backup cameras, or other related matters. These are your responsibility. After shipping, the buyer assumes all responsibility. Please understand that you are responsible for any issues that may arise after shipping. *If you have a desired price, please use the "Buy Now Price" system. I will consider it. Please note that I may not be able to meet your request.