Genuine OEM Audi Parking Brake Switch, part number 4F1927225B. This switch is responsible for activating and deactivating the electronic parking brake system. It is typically located in the vehicle's center console or dashboard. Weighing approximately 0.074 kg, this component is built to precise specifications. Using a genuine OEM switch ensures correct electrical signaling and seamless integration with the vehicle's braking control unit, maintaining critical safety functions.