1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your XTRONS 14.9 Inch Android 13 Car Stereo. Please read this manual thoroughly before using the product to ensure proper functionality and safety.
This unit is designed for Left Hand Drive Audi Q5 SQ5 models manufactured between 2017 and 2020, equipped with the MIB2 System.

Image 1.1: Overview of the XTRONS 14.9 Inch Android 13 Car Stereo main unit, showcasing its large display and core features.
2. Package Contents
Verify that all items listed below are included in your package:
- 1 x Main Unit
- 1 x ISO Wiring Harness
- 1 x 4G SIM Card Slot
- 1 x Mini Microphone
- 1 x 4G Antenna
- 1 x Audio Cable
- 1 x AMI Cable
- 1 x Mini Speaker
- 1 x GPS Antenna
- 1 x User Manual
- 1 x Installation Instruction
- 2 x Trim Strip

Image 2.1: Detailed view of the wiring harness and various accessories included with the XTRONS car stereo.
3. Setup and Installation
3.1 Important Installation Notes
- Audi Music Interface: If your vehicle is equipped with an Audi music interface, you must connect the XTRONS AMI cable (provided in the package) to the audio extension cable and then to the Audi music interface.
- Original Bracket: Retain the original head unit mounting bracket, as it is required for the complete installation of this unit.

Image 3.1: Visual comparison of the Audi dashboard before and after installing the XTRONS car stereo, highlighting the integration and important notes regarding the Audi Music Interface and original bracket.
3.2 Wiring Harness Connection
Refer to the wiring diagram below and the included installation instructions for detailed connection steps. Ensure all connections are secure before powering on the unit.
- 360 camera system port
- LVDS port
- Microphone
- Original CD port
- ISO wiring harness
- Audio output
- Rear camera input
- Rear camera ACC
- ACC
- GND
- Reverse control cable
- USB port 1
- USB port 2
- Mini speaker
- 4G card slot
- 4G antenna
- GPS antenna
4. Operating Instructions
4.1 Display and User Interface
The unit features a 14.9-inch 2K IPS touch screen with a 32:9 aspect ratio, offering clear visuals and a wide viewing angle. The custom user interface is designed for Audi vehicles.
- Multi-task Display: Run two applications simultaneously on the screen, such as navigation and music.
- Picture-in-Picture (PIP): View videos in a small window while using other applications.

Image 4.1: Features of the XTRONS display, including multi-tasking, Picture-in-Picture, IPS touch screen technology, and the built-in dual USB input.

Image 4.2: Technical specifications of the 14.9-inch capacitive touch screen, highlighting its 2560x720 resolution, built-in 4G module, dual-band WiFi, and integrated CarPlay/Android Auto functionalities.
4.2 System and Performance
The unit operates on the latest Android 13 system, powered by an Octa-core processor with 4GB DDR4 RAM and 64GB Solid State ROM. This configuration ensures responsive performance and ample storage for applications.
4.3 Connectivity
- Global 4G LTE: Insert a Micro-SIM card (not included) to access 4G mobile broadband for data connectivity. Supports 99% of worldwide carriers.
- Dual Wi-Fi Band: Connect to 2.4GHz or 5GHz Wi-Fi networks for flexible and faster internet access.
- Bluetooth 5.0: Provides stable connections for hands-free calls and high-quality music streaming.

Image 4.3: Illustration of the XTRONS car stereo's internet connectivity options, featuring 4G LTE support and dual-band (2.4GHz/5GHz) Wi-Fi capabilities.
4.4 Smartphone Integration
The unit supports seamless integration with your smartphone:
- Wireless CarPlay: Connect your iPhone wirelessly via Bluetooth to access GPS, calls, music, and Siri.
- Wireless/Wired Android Auto: Connect your Android phone wirelessly via Bluetooth or with a USB cable for access to Google Assistant, navigation, and media.
- Screen Mirroring: Display your smartphone's screen directly on the car stereo.

Image 4.4: Demonstrates the XTRONS car stereo's compatibility with Wireless CarPlay, Android Auto (wireless and wired), and screen mirroring for seamless smartphone integration.
4.5 Navigation
The unit includes built-in GPS functionality, supporting various navigation applications such as Waze, Sygic, iGO Primo, and Google Maps.
4.6 Retained Original Functions
The XTRONS car stereo is designed to retain key original vehicle functions:
- Amplifier System
- Original Radio
- Original CD Player
- Bluetooth
- Backup Camera Display
- Steering Wheel Control Function

Image 4.5: Visual representation of the original vehicle functions that are retained and integrated with the XTRONS car stereo, such as the amplifier system, original radio, CD player, Bluetooth, backup camera display, and steering wheel controls.
5. Maintenance
5.1 General Care
To maintain the performance and appearance of your car stereo:
- Clean the screen with a soft, lint-free cloth. Avoid abrasive cleaners.
- Keep the unit free from dust and moisture.
- Avoid exposing the unit to extreme temperatures.
5.2 Software Updates
Periodically check the XTRONS official website for available software updates to ensure optimal performance and access to new features. Follow the provided instructions carefully when performing updates.
6. Troubleshooting
If you encounter issues with your XTRONS car stereo, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Loose power connection, blown fuse. | Check wiring harness connections. Inspect vehicle fuses. |
| No Sound | Incorrect audio settings, loose speaker connections. | Verify audio output settings. Check speaker wiring. |
| GPS Not Working | GPS antenna not connected or obstructed, software issue. | Ensure GPS antenna is properly installed and has a clear view of the sky. Restart the unit. |
| Bluetooth Connection Issues | Device not discoverable, incorrect pairing process. | Ensure Bluetooth is enabled on both devices. Re-pair the device. |
| Touch Screen Unresponsive | Temporary software glitch. | Restart the unit. If persistent, contact support. |
For issues not covered here, or if problems persist, please contact XTRONS customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Display Size | 14.9 Inches |
| Screen Resolution | 2560x720 (2K IPS) |
| Operating System | Android 13 |
| Processor | Octa Core |
| RAM | 4GB DDR4 |
| ROM | 64GB Solid State |
| Connectivity | Bluetooth 5.0, Global 4G LTE, Dual-Band Wi-Fi (2.4GHz/5GHz), USB |
| Navigation | Built-in GPS (Worldwide Map Type) |
| Smartphone Integration | Wireless CarPlay, Wireless/Wired Android Auto, Screen Mirroring |
| Audio Output Mode | Speaker, Stereo |
| Mounting Type | Dashboard Mount |
| Vehicle Service Type | Car (Audi Q5 SQ5 2017-2020 with MIB2 System) |
| Model Name | QLA42Q5NL |
| ASIN | B0DBQHRK15 |
8. Warranty and Support
8.1 Warranty Information
This XTRONS product comes with a 1 Year Manufacturer Warranty. Please retain your proof of purchase for warranty claims. The warranty covers defects in materials and workmanship under normal use.
8.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact XTRONS customer support through their official website or the retailer where the product was purchased. Provide your model number (QLA42Q5NL) and purchase details for efficient service.





