Thank you for your interest in the product. Please read the following before making a purchase. We offer discounts at various times, so please be patient. 【Product Condition】 Product Name: AVIC-RZ512 S/NO: ¥27000 Brand: PIONEER Serial Number: BJTW004283JP Map Data: November 2021 version TV viewing possible Bluetooth connection possible Usage Status: Please check the photos for the condition and included accessories (cables, SD card, B-CAS card). Please note that items not shown in the photos are not included. ⚠️Caution⚠️ We check the operation before listing and shipping, and record it in photos and videos, but we may overlook something as we don't check all functions. We try to describe known defects in detail in the photos and description as much as possible. Also, please understand that we may cancel the transaction if a defect is found before shipping, and we will explain the reason. As this is a used precision instrument, it is unknown when a malfunction may occur, and we cannot provide a warranty. Please have it serviced if necessary. Therefore, we do not recommend purchasing this product if you are unsure about the product's specifications. Please purchase a new product if you are looking for a perfect condition and warranty. Please note that we will not negotiate discounts after purchase. Please read the self-introduction section before purchasing.