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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Product Details

High-End Mercedes-Benz NTG4.0 Wireless Apple CarPlay & Android Auto Interface

Model: P3000-MB40

Direct MOST Fiber Integration – No AUX

Upgrade your factory Mercedes-Benz NTG4.0 infotainment system with MR12volt, adding Wireless Apple CarPlay and Android Auto while preserving full OEM functionality.

The all-new P3000-MB40 features improved sound quality and enhanced picture clarity compared to the previous generation, delivering a refined and modern infotainment experience without altering the original vehicle system.

Designed for vehicles equipped with the Mercedes-Benz NTG4.0 system and MOST fiber optic audio network, this interface integrates directly with the factory display, controller and amplifier.

✔ Full factory sound quality

✔ Seamless OEM integration

Compatible Vehicles

Compatible with Mercedes-Benz vehicles equipped with NTG4.0 systems and Base, Harman Kardon or Logic 7 sound systems

• E-Class W212 — 2009–2011

• E-Class Coupe / Cabriolet C207 / A207 — 2009–2011

⚠ Not compatible with Mercedes-Benz C-Class (W204) and GLK-Class (X204) equipped with NTG4.0 systems

⚠ Important Installation Notes

• TV coding is required – but no hassle.

MR12volt module comes with a built-in TV enabling function, so no third-party coding tools are required

• How to activate the TV function:

Press and hold “C” + “Return” buttons simultaneously for approximately 10 seconds — the TV option will appear in the video menu, allowing access to MR12volt

• If a factory TV tuner module is present, it must be bypassed using the supplied optical loop connector

• Professional installation recommended

Control Method

MR12volt is accessed through the TV menu.

• Select TV in the video menu to launch the MR12volt interface

• Apple CarPlay and Android Auto are controlled through the factory COMAND controller

Direct Digital MOST Integration

Unlike AUX-based CarPlay interfaces that rely on analog audio input, MR12volt integrates digitally through the MOST fiber optic network, delivering true OEM-level sound quality.

AUX-based CarPlay solutions

• Use analog audio transmission

• May reduce sound clarity

• Can introduce signal delay

MR12volt MOST integration

✔ No AUX required

✔ Direct digital audio path

✔ No analog conversion

✔ Maintains factory sound quality

✔ Compatible with Base, Harman Kardon and Logic 7 sound systems

✔ Works with factory amplifier

Designed to preserve Mercedes-Benz OEM audio performance.

Smartphone 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

• Left / Right blind spot camera input

• Supports aftermarket cameras up to AHD 1080P

• USB video and music playback

OEM Feature Retention

MR12volt retains the following factory features:

• OEM microphone

• Factory parking sensors display

• Steering wheel controls

• Factory display integration

Switch seamlessly between the original Mercedes interface and Apple CarPlay / Android Auto.

Advanced Audio Control

• 15-band DSP equalizer

• Independent navigation / media / microphone volume control

• Apple Lossless supported

• Enhanced Bluetooth call clarity

• Bluetooth audio streaming

Optimized for Mercedes-Benz factory audio systems.