This is a brand new smart key keyless remote for BMW with the model number N5F-ID21A. It is a 4 button OEM with a frequency of 434MHz. The key features include panic, unlock, remote start, trunk release, and lock. The color of the remote is black and it comes with an ANATEL number of 04047-17-02336 and CNC ID of H-21471. This remote is perfect for those who are in need of a reliable and efficient remote entry system kit.