: To maintain high-quality sound, the system often leverages the car's existing AUX or Bluetooth channels. In some BMW models, an audio cable must be plugged into the armrest AUX port to bridge the sound from the Android system to the factory speakers. Additional Functionalities
The typically refers to a specific hardware or software version found in aftermarket Android head units designed to upgrade BMW infotainment systems . While not an official BMW AG part number for the entire vehicle, these units are used to add modern features like wireless CarPlay, Android Auto, and higher-resolution touchscreens to older models. Core Functions & Access