The product is a genuine OEM Mercedes W164 ML500 GL450 ML550 Front SAM Control Module with the manufacturer part number 1645404401. It requires programming and has pin terminals. The module is a control unit for the SAM signal acquisition and is designed for the passenger side of the vehicle. It is compatible with various Mercedes-Benz models from 2006 to 2013, including ML-Class, GL-Class, and R-Class vehicles. The module comes with a 1-month manufacturer warranty and is designed with a fast microprocessor for efficient performance. Made in Germany, this SAM module is an essential component for the vehicle's control system.