1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your OTOJETA Urban Cruiser Car Radio Stereo. This advanced multimedia player, running on Android 13, offers a wide range of features including GPS navigation, wireless Carplay, Bluetooth connectivity, and support for various car functions. Please read this manual thoroughly before using the device to ensure proper functionality and safety.

2. Specifications
The OTOJETA Urban Cruiser Car Radio Stereo is available in several configurations (E100 to E900), each offering different levels of RAM, ROM, and features. Below is a general overview and a detailed comparison table.
General Specifications:
- Brand: OTOJETA
- Operating System: Android 13
- Din Type: Double Din
- Out Power: 4*45W
- Voltage: 12 V
- Item Weight: 3kg
- Max External Memory: 256G
- Digital Media Format: Mp3, MP4, WMA, JPEG
- OSD Language: Chinese (Simplified), Chinese (Traditional), Arabic, German, Russian, French, Korean, Dutch, Portuguese, Japanese, Slovak, THAI, Turkish, Hebrew, Greek, Spanish, Italian, English
- Special Features: Built-In Speaker/Microphone, WiFi function, Support 3G/4G/5G Network (model dependent), Can-Bus support, Built-in GPS, Mobile Phone connectivity, MP3 players, Steering wheel control support
- Certification: CE
- Material: Glass + Plastic + PCB
Model Comparison:

Note: E800 models feature a 1280*720 QLED screen, while E100-E700 models typically have a 1024*600 resolution screen.
3. Setup and Installation
The OTOJETA Car Radio Stereo is designed for a 'Plug to Plug Lossless Connection', aiming for straightforward installation without impacting your vehicle's original functions or warranty. Professional installation is recommended for optimal results.
3.1 Pre-Installation Check
- Ensure your vehicle is compatible with a Double Din head unit.
- Verify that all components listed in the 'Order Contains' section are present.
- Disconnect the vehicle's battery before starting installation to prevent electrical damage.
3.2 Wiring Diagram
Refer to the wiring diagram below for connecting the various cables and accessories. Ensure all connections are secure and correctly matched.

- AUX R In (1), AUX L In (2): Audio input channels.
- Video In2 (3), Video Out (4): Video input/output channels.
- Video In1 (5), AUX R Out (6), AUX L Out (7): Additional video and audio channels.
- CCD In (8): Input for the rear camera.
- A 6PIN USB, C 4PIN USB: USB connection ports.
- B GPS Antenna: Connect the GPS antenna for navigation functionality.
- D Radio Antenna Port: Connect the vehicle's radio antenna.
3.3 Component Overview

The package typically includes the Android player, a plastic frame, power socket, RCA output sockets, USB cable, 4G antenna (for compatible models), and a GPS antenna. Optional accessories like a Canbus unit, external microphone, and rear camera may also be included or purchased separately.
3.4 Canbus Integration
For vehicles equipped with a Canbus unit, the stereo supports integration with original vehicle functions such as steering wheel buttons, reversing dynamic lines, vehicle information display (doors, gasoline, AC, tire pressure, daylight), and language settings. This ensures seamless operation with your car's existing systems.

4. Operating Instructions
Your OTOJETA Car Radio Stereo offers a rich set of features designed to enhance your driving experience. Familiarize yourself with the various functions and their operation.
4.1 Basic Navigation and UI
The device runs on Android 13, providing a familiar and intuitive user interface. Navigate through applications and settings using the touchscreen. Different models may have slightly varied UI designs.





4.2 GPS Navigation
The built-in GPS module supports various Android navigation software. You can install your preferred navigation apps. The system supports real-time traffic condition updates and offline map data package downloads, allowing navigation without an internet connection.

4.3 Wireless Carplay
Connect your iPhone wirelessly to use Carplay. This feature allows you to perform operations like making calls, sending messages, listening to music, and using navigation directly from your iPhone, displayed on the car's central control screen. This helps you stay focused on driving.

4.4 Bluetooth Connectivity
Utilize Bluetooth for low power consumption and stable sound quality. You can answer and make phone calls, stream music, and broadcast mobile phone navigation audio through the car's speakers.

4.5 Reversing Image
If a reversing camera is connected, the system will automatically switch to the camera image when you engage reverse gear. This feature, often accompanied by a waterproof, 170-degree angle LED light night vision camera (optional gift), enhances safety during parking.

4.6 Mirror Link
The Mirror Link function allows interactive display from your mobile phone to the car multimedia screen. Android devices can be linked via a USB cable for dual-screen interaction and touch operation. iPhones can project video content via WiFi connection.

4.7 Steering Wheel Controls
The system supports your vehicle's original multi-function steering wheel controls. Through a learning method, you can map the buttons on your steering wheel to control various functions of the car player.

4.8 Radio
The high-sensitive chip ensures low noise and clear sound quality. The radio supports manual and automatic station search for stable performance.

4.9 Optional Features
- TPMS (Tire Pressure Monitor System): If equipped, this system provides real-time tire pressure and temperature monitoring, with alerts for abnormal pressure or temperature and air leak detection within 3 seconds.
- ADAS Driving Video Recorder: An optional DVR with ADAS (Advanced Driver-Assistance Systems) functionality can provide lane deviation alarming and traffic rule violation warnings, enhancing driving safety.
5. Maintenance
To ensure the longevity and optimal performance of your OTOJETA Car Radio Stereo, follow these maintenance guidelines:
- Screen Cleaning: Use a soft, lint-free cloth to gently wipe the screen. For stubborn smudges, slightly dampen the cloth with water or a screen-safe cleaner. Avoid harsh chemicals or abrasive materials.
- Software Updates: Periodically check for software updates through the device's settings or the manufacturer's website. Keeping the software updated ensures access to the latest features, performance improvements, and security patches.
- Environmental Conditions: Avoid exposing the unit to extreme temperatures, direct sunlight for prolonged periods, or excessive moisture.
- Connection Checks: Occasionally check that all cables and connections are secure, especially after any vehicle maintenance.
6. Troubleshooting
If you encounter issues with your car stereo, refer to the following common troubleshooting steps:
- No Power: Check all power connections. Ensure the vehicle's ignition is on. If the issue persists, consult a professional installer.
- No Sound: Verify that the volume is not muted or set too low. Check speaker connections. Ensure the correct audio source is selected.
- GPS Not Working: Ensure the GPS antenna is properly connected and has a clear view of the sky. Check GPS settings within the navigation application.
- Bluetooth Connection Issues: Ensure Bluetooth is enabled on both the stereo and your mobile device. Try unpairing and re-pairing the devices.
- Touchscreen Unresponsive: Try restarting the device. If the problem continues, a factory reset might be necessary (note: this will erase all user data and settings).
- Steering Wheel Controls Not Working: Re-enter the steering wheel control learning mode in the settings and re-map the buttons. Ensure Canbus is correctly installed if applicable.
- System Freezes/Slow Performance: Close unnecessary applications. Clear cache if possible. If persistent, a factory reset may resolve the issue.
For complex issues not resolved by these steps, please contact customer support.
7. User Tips
- Customize Your Home Screen: Arrange app icons and widgets on your home screen for quick access to your most used features.
- Offline Maps: Download offline maps for your frequent routes to ensure navigation even in areas with poor cellular reception.
- Voice Commands: While direct voice control might not be supported, utilize voice commands through connected Carplay or Android Auto for safer interaction while driving.
- Regular Backups: If the system allows, regularly back up important settings or data before major software updates or troubleshooting.
- Explore Settings: Dive into the system settings to discover customization options for audio, display, and vehicle integration.
8. Warranty and Support
Your OTOJETA Urban Cruiser Car Radio Stereo comes with a 1-Year Warranty from the date of purchase, ensuring quality and reliability. Please retain your proof of purchase for warranty claims.

For technical support, warranty service, or any questions regarding your product, please contact the seller or manufacturer directly through the platform where you made your purchase. Provide your product model and a detailed description of the issue to facilitate quicker assistance.