I am an official reseller for Mr12volt - The product will come with a 1 year warranty
I have a vast array of knowledge on these products and have my contact at Mr12volt on hand for support if needed.
I also have fitters available all over the UK
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MOST Bus CarPlay & Android Auto Interface
Model No: P3000-AURM
Direct MOST Integration – No AUX
Upgrade your factory Audi RMC infotainment system with MR12volt, adding Wireless Apple CarPlay and Android Auto while preserving full OEM functionality.
Designed for vehicles equipped with the Audi RMC system and MOST fiber optic audio network, this interface integrates directly with the factory display, controls, and amplifier through the digital MOST system.
✔ Full factory sound quality
✔ Seamless OEM integration
Compatible with Audi vehicles equipped with RMC system (6.5" Screen)
• Audi A6 (C7) — RMC system
• Audi A7 (C7) — RMC system
• Not compatible with MMI 3G / 3G+ systems
⚠ Important Installation Notes• No coding required
• If a factory CD changer is fitted (commonly found in Audi A6 / A7), it must be disabled during installation
• Professional installation recommended
Direct Digital MOST IntegrationUnlike AUX-based CarPlay interfaces that rely on analog audio input, MR12volt integrates directly through the MOST fiber optic network, maintaining the integrity of the factory digital audio path.
AUX-based CarPlay systems• Use analog signal transmission
• May reduce sound clarity
• Can introduce signal delay
MR12volt MOST integration✔ No AUX required
✔ Direct digital audio transmission
✔ No analog conversion
✔ Maintains factory sound quality
✔ Compatible with Audi Base, BOSE and Bang & Olufsen sound systems
✔ Works with factory amplifier
Designed to deliver true OEM-level audio performance.
Control MethodMR12volt is accessed through the factory media menu.
• Select CD in the media source menu to launch the MR12volt system
• MR12volt simulates the factory CD changer
• Once launched, Apple CarPlay and Android Auto are controlled through factory MMI controls
Apple CarPlay & Android Auto Connectivity• Wireless Apple CarPlay & Android Auto
• Wired Apple CarPlay & Android Auto
• Wireless MirrorLink (Android – CarLetter required)
Use navigation, Spotify, Apple Music, Waze, Google Maps and calls directly on your factory display.
Camera & Multimedia Support• Reverse camera input
• Front camera input
• Supports aftermarket cameras up to AHD1080P
• USB video and music playback
OEM Feature RetentionMR12volt retains the following factory features:
• OEM microphone
• Factory parking sensor display
• Steering wheel controls
• Factory display
Switch seamlessly between OEM system and CarPlay / Android Auto.
Advanced Audio Control• 15-band DSP equalizer
• Independent navigation / media / mic volume
• Apple Lossless supported
• Enhanced Bluetooth call clarity
• Bluetooth audio streaming
Optimized for Audi factory audio systems.
Frequently Asked QuestionsDoes this require AUX?
No. Direct MOST fiber optic integration.
Does it work with BOSE / Bang & Olufsen?
Yes.
How do I access MR12volt?
Select CD in the media menu.
Does it replace the screen?
No.
Does it need coding?
No.
What back camera is recommended?
Supports any aftermarket camera up to AHD 1080P.
Firmware & Long-Term Support• USB firmware upgrade supported
• Ongoing compatibility updates