BMW E46 E85 E86 Hands Free Telephone Microphone Bluetooth 6937391

BMW E46 E85 E86 Hands Free Telephone Microphone Bluetooth is a component from the Electronic control modules and controllers group, designed for the integration of the factory hands-free system in selected BMW models. It enables convenient telephone conversations via Bluetooth, improving daily vehicle usability and multimedia operation ergonomics.

Specifications and technical data

• SKU: 6937391
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6937391
• Substitutable numbers: 6937391, 84316937391
• Category: ECUs & Computer Modules

Purpose and function in the BMW electronic system

The Bluetooth microphone in this hands-free kit is responsible for precisely capturing the voice of the driver and passengers and transmitting the signal to the factory control module. As an element from the Electronic control modules and controllers category, it works with the BMW onboard installation, ensuring stable communication with the audio system and telephone module.

A solution of this type is particularly important in cars where maintaining the original electronics architecture is a priority – the microphone is designed for specific BMW platforms, which allows for consistent operation with the vehicle's factory controllers and software.

Benefits of using an original BMW microphone

Using a dedicated microphone in the hands-free kit translates into a number of practical advantages:

• consistent cooperation with factory control modules and controllers responsible for Bluetooth communication,
• properly selected acoustic parameters, reducing noise from the vehicle interior,
• preservation of the original functionality of multimedia system buttons and menus,
• aesthetic integration with the interior, without the need for additional, external accessories.

For the user, this means more comfortable telephone conversations, better voice clarity, and no conflicts with existing vehicle electronics. Choosing such a solution is particularly beneficial when you want to maintain system consistency and avoid problems typical of universal kits.

Product characteristics and condition

The presented Bluetooth microphone comes from the BMW range and is a component intended for operation in the brand's factory electronic environment. The product is in used condition, which in practice means it has already been operated in a vehicle but is still suitable for further use in the hands-free system. For many users, this is a reasonable compromise between cost and functionality, allowing the system to be restored to working order without investing in new components.

Choosing a used component from the electronic control modules and controllers group is a commonly used service practice – especially in the case of models where maintaining the original equipment specification and compatibility with the existing installation is important.

Professional application and installation

The Bluetooth microphone of the hands-free kit is intended for installation in locations provided by the vehicle manufacturer, which facilitates integration with the wiring harness and interior trim elements. In practice, this means it can be used both when repairing an existing system and when restoring the factory equipment configuration after previous modifications.

Due to the nature of the product, installation by a person with experience in BMW automotive electronics is recommended – this allows for correct cable routing, proper microphone seating, and correct cooperation with control modules. This approach minimizes the risk of system interference and ensures stable operation of the hands-free function.

If you are planning a comprehensive repair or upgrade of the electronic zone in your BMW and need other elements from the same group, such as comfort modules, multimedia controllers, or communication systems, check the available parts in the BMW Electronic control modules and controllers category.

Used modules and maintaining the brand's character

In premium class vehicles, maintaining the consistency of electronic systems and the character of factory solutions is of great importance. Properly selected, used components allow you to maintain the original properties of the vehicle while reducing service costs. You can find more about the role of original components in building a car's character in the article Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?, the conclusions of which can also be applied to the approach to electronics in BMW.

If you are interested in the broader context of using used electronic elements and other components in the automotive industry, it is also worth reading the material Eco-driving: discover the benefits of used car parts, which describes the economic and environmental benefits resulting from the reuse of functional components.