Mr12volt P3000-BMCC CarPlay & Android Auto for Audi MMI 3G and 3G+ Infotainment Systems (Audi A4, A5, A6, A7, A8, Q3, Q5, Q7) – Direct MOST Fiber-Optic Integration

The interface integrates seamlessly with your original display, the MMI controller, and the MOST fiber-optic audio system for a superior audio experience.

Compatible Audi models equipped with the MMI 3G and 3G+ system:

• Audi A4 (B8) 2009-2016
• Audi A5 (8T) 2009-2016
• Audi A6 (C6) 2009-2011
• Audi A6 (C7) 2011-2018
• Audi A7 (C7) 2011-2018
• Audi A8 (4E) 2009
• Audi Q3 (8U) 2012-2018
• Audi Q5 (8R) 2009-2017
• Audi Q7 (4L) 2010-2015

Key Features

• The most advanced interface for Apple CarPlay and Google Android Auto (both wired and wireless) on the market.
• Wireless Miracast / MirrorLink (project your smartphone screen directly onto the car display).
• Integrated Bluetooth module for wireless music streaming (A2DP) in digital quality, controllable via the MMI buttons. Supports the display of track title, artist name, and album on the screen.
• Suitable for streaming audio from music, videos, navigation, and podcasts through the car's speakers (including Spotify, Deezer, Apple Music, and YouTube).
• Hands-free calling (car kit functionality) with full control via the MMI buttons (AVRCP).
• USB port for playing audio and video files.
• Inputs for a front-facing camera and a rear-view camera (cameras sold separately).
• Support for Apple Lossless music streaming.
• Activate Siri via the "Voice command" button on the steering wheel.
• The only interface of its kind that routes audio via the optical fiber bus (MOST) rather than AUX. This guarantees crystal-clear sound quality.
• Powerful DSP chip with a 15-band equalizer.
• Utilizes the original Audi OEM microphone; no external microphone installation is required.
• Equipped with two integrated antennas (for stable Wi-Fi and Bluetooth connections).
• Full retention of original functions and control via the MMI buttons.
• 100% Plug & Play: no cutting or soldering of cables required.

⚠ Important Installation Notes

• No coding or system adaptation required.
• If an original CD changer is installed (often found in the Audi Q7 and A6 C6), it must be disconnected during installation and bypassed using the following optional MOST LOOP.
• Professional installation is recommended.
• Fully compatible with Audi Base, BOSE, and Bang & Olufsen audio systems.
• Compatible with the original amplifier.

Operation Method

• Select 'CD' in the source menu (media source) to launch the Mr12volt interface.
• Mr12volt simulates the original CD changer.
• Once launched, Apple CarPlay and Android Auto are controlled using the original MMI buttons.

Smartphone Connectivity

• Wireless & Wired Apple CarPlay.
• Wireless & Wired Android Auto.
• Wireless MirrorLink (for Android – CarLetter app required).
• Use navigation (Waze, Google Maps, Apple Maps), Spotify, Apple Music, and WhatsApp directly on your original screen.

Camera & Multimedia Support

• Input for a rear-view camera.
• Input for a front camera.
• Input for a blind spot camera (left/right).
• Supports aftermarket cameras up to AHD 1080P resolution.
• USB video and music playback.

Retention of Original Factory Functions

• Original OEM microphone remains fully functional.
• Display of factory parking sensors (PDC).
• Full steering wheel control support.
• Seamless switching between the original Audi interface and CarPlay / Android Auto.

Advanced Audio Settings

• 15-band DSP equalizer.
• Independently adjustable volume for navigation, media, and the microphone.
• Support for high-res Apple Lossless audio.
• Enhanced Bluetooth audio streaming and crystal-clear call quality thanks to the Qualcomm chip.
• Optimized for original Audi audio systems.

Why choose Mr12volt?

• Superior sound quality: Retain the full, crystal-clear quality of your original audio system thanks to the fiber-optic connection.
• Full OEM integration: Control via the original buttons and screens, just as if it were factory-installed.
• Speed and stability: Instant response, maximum stability, and a smooth, glitch-free experience.
• Wireless convenience: Automatic connection to Apple CarPlay and Android Auto the moment you get in the car.

Firmware & Long-Term Support

• Simple software updates via the USB port.
• Continuous compatibility updates for the latest iOS and Android versions.

Installation examples (YouTube)

Audi A4 B8, A5 8T MMI 3G / 3G+ installation video Mr12volt

Audi A6 (C6) MMI 3G / 3G+ installation video Mr12volt

Audi A7 (C7) MMI 3G / 3G+ without CDC installation video Mr12volt

Audi A7 (C7) MMI 3G / 3G+ with CDC installation video Mr12volt

Audi Q7 4L MMI 3G / 3G+ installation video Mr12volt

Frequently Asked Questions (FAQ)