Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Biorunn DUDUAUTO DUDU7 Android 13 Car Stereo. This advanced head unit features a 13-inch 1920x1200 2K QLED screen, powered by Android 13 with 12GB RAM and 512GB ROM. It includes integrated DSP, amplifier, dual-band GPS, wireless Car-Play, and Android Auto for a comprehensive in-car entertainment and navigation experience. Please read this manual thoroughly before use to ensure proper functionality and safety.
Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact customer support.
- DUDUAUTO DUDU7 Head Unit
- Frame
- Power Cord
- CANbus
- 2 x USB Cables
- RCA Cable
- Reversing Camera Input Cable
- Fakra GPS Antenna
- Fakra 4G Antenna

Key Features
The DUDUAUTO DUDU7 car stereo is equipped with a range of features designed to enhance your driving experience:
- Android 13 Operating System: Runs on DUDU OS with Android 13, UIS7870 processor, offering a responsive and customizable user experience.
- High-Resolution Display: Features a 13-inch 2K QLED screen with a resolution of 1920x1200 for clear visuals.
- Memory and Storage: Equipped with 12GB RAM and 512GB ROM for smooth multitasking and ample storage for apps and media.
- Advanced Audio: Integrated DSP (Digital Signal Processor) and AMP for enhanced audio quality, supporting TDA7708 radio and OpAmp 5532*3.
- Wireless Connectivity: Supports 4G LTE, 5G WIFI, and Bluetooth for seamless internet access and device pairing.
- Smartphone Integration: Built-in wireless and wired Car-Play/Android Auto allows for easy access to phone functions like calls, navigation, and music.
- Dual Band GPS: Utilizes dual-frequency lane six-mode GPS positioning (L1 L5 B1 B2a E1 E5a) for improved navigation accuracy.
- Customizable Interface: Offers free themes, DIY wallpapers, and online OTA updates for a personalized and up-to-date system.





Setup
Vehicle Compatibility
Before installation, ensure the DUDUAUTO DUDU7 is compatible with your vehicle's year, dimensions, and center console shape. Professional installation is highly recommended to prevent damage to the unit or your vehicle's electrical system.
Connection Diagram
Refer to the diagram below for proper connection of all cables and accessories. Ensure all connections are secure before powering on the unit.

Initial Power-On
After installation, turn on your vehicle's ignition. The DUDUAUTO DUDU7 should power on automatically. Follow any on-screen prompts for initial setup, such as language selection and network configuration.
Operating Instructions
User Interface (DUDU OS)
The DUDUAUTO DUDU7 runs on DUDU OS, an Android 13-based system offering a highly customizable and intuitive interface. You can personalize your experience with various themes and dynamic wallpapers.


Video 1: Demonstration of DUDUAUTO UI Mode, showcasing minimalist desktop operation, app switching, and window resizing for multitasking.
Navigation
The integrated Dual Band GPS provides accurate positioning for navigation. You can customize the navigation bar and integrate various map applications.

Smartphone Integration
Connect your smartphone wirelessly or via cable to use Car-Play or Android Auto. This allows you to safely access your phone's features, including calls, messages, music, and navigation, directly from the car stereo display.
Multitasking and Gestures
The DUDU7 supports desktop and application integration with a picture-in-picture function, allowing multiple apps to run simultaneously. Full-screen custom gestures provide convenient control over various functions like home, back, multitasking, and volume.


Optional 360 Panorama
For 360-degree panoramic views, you must purchase additional 360 chips and a 360 panoramic camera (optional accessories). This feature helps eliminate blind spots and enhances parking safety.
Maintenance
Cleaning
To clean the screen, use a soft, lint-free cloth. For stubborn smudges, lightly dampen the cloth with water or a screen-safe cleaner. Avoid abrasive materials or harsh chemicals.
Software Updates
The DUDUAUTO DUDU7 supports Online OTA (Over-The-Air) updates. Regularly check for and install updates to ensure optimal performance, security, and access to new features.
Troubleshooting
If you encounter issues with your DUDUAUTO DUDU7, refer to the following common troubleshooting steps:
- No Power: Check all power connections. Ensure the vehicle's ignition is on. Verify the fuse in the power cord.
- No Sound: Check speaker connections. Ensure volume is not muted or set to zero. Verify audio settings.
- GPS Signal Issues: Ensure the GPS antenna is properly installed and has a clear view of the sky. Check GPS settings in the system.
- Bluetooth/Wi-Fi Connectivity Problems: Ensure Bluetooth/Wi-Fi is enabled on both the head unit and the device you are trying to connect. Try restarting both devices.
- Touchscreen Unresponsive: Restart the unit. If the issue persists, perform a factory reset (note: this will erase all user data).
For persistent issues or complex problems, please contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Brand | Biorunn |
| Model Name | DUDU7 |
| Operating System | Android 13 (DUDU OS) |
| Processor | UIS7870 |
| RAM | 12GB |
| ROM (Memory Storage Capacity) | 512GB |
| Screen Size | 13 Inches |
| Display Type | 2K QLED |
| Resolution | 1920 x 1200 |
| Touch Screen Type | Capacitive |
| Special Features | BT, Touchscreen, Wireless Android Auto, Wireless Car-play, DSP, AMP |
| Connectivity Technology | Wireless (4G LTE, 5G WIFI, Bluetooth) |
| Supported Satellite Navigation System | Dual Band GPS (L1 L5 B1 B2a E1 E5a) |
| Mounting Type | Dashboard Mount |
| Manufacturer | Shenzhen Rongnan International Electronics Co., Ltd. |
Warranty Information
Biorunn products are manufactured to high-quality standards. For specific warranty terms and conditions, please refer to the documentation included with your purchase or contact the seller directly. Keep your proof of purchase for any warranty claims.
Support
For technical assistance, troubleshooting, or any inquiries regarding your DUDUAUTO DUDU7 car stereo, please contact RongNan International, the seller. They offer 24-hour technical support.
- Seller: RongNan International
- Contact: You can typically find a 'Contact Seller' or 'Ask a question' option on the product page or your order details on Amazon.

Kindly Advised: 99.99% problems can get a solution, please don't return the product before contact us, thanks!