ALPINE HCE-E108A 2024 National Map Data Update Kit 〇 Purchased November 2025 〇 Only Disc 1 and Discs 4, 5, and 6 have been used. ※ Please understand that the recognition key has been used for Discs 4, 5, and 6. 〇 Update Media: DVD 〇 Included Data: Data as of the end of December 2023 ・Disc 1: Program update disc (authentication key not required) ・Disc 2: (Unused) 2015/2016 → 2017 ・Disc 3: (Authentication key not used) 2017/2018 → 2019 ・Disc 4: (Authentication key used) 2019/2020 → 2021 ・Disc 5: (Authentication key used) 2021 → 2023 ・Disc 6: (Authentication key used) 2022/2023 → 2024 〇 Returns and cancellations are not accepted. Please purchase if you understand how to use it.