Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your UNITOPSCI 4G+128G Android 15 Car Stereo Radio. Please read this manual thoroughly before using the product to ensure proper functionality and safety. This car stereo is specifically designed for Subaru Forester and Impreza WRX models manufactured between 2008 and 2012. Prior to installation, verify the shape and size of your vehicle's center console to ensure compatibility.

Image: UNITOPSCI 4G+128G Android 15 Car Stereo Radio main unit.
Package Contents
Verify that all components listed below are included in your package:
- 1 x Car Radio Unit
- 1 x Power Cable
- 1 x Car Rear View Camera
- 1 x Installation Tool Set
- 1 x GPS Antenna
- 1 x Rear Camera Input Cable
- 1 x RCA Cable
- 2 x USB Cables
- 1 x User Manual
- 1 x Microphone
- 1 x Radio Antenna

Image: Visual representation of the package contents and their dimensions.
Key Features
Display and Performance
- 9-inch 1280x720P IPS Touchscreen: Provides accurate colors and clear multi-angle viewing.
- Android 15 Operating System: Offers a modern and intuitive user experience.
- 4GB RAM + 128GB ROM: Supports extensive app installations and delivers stable processing and storage performance.

Image: Overview of the Android 15 system, CPU, RAM, and ROM specifications.
Connectivity
- Bluetooth 5.0: Supports hands-free calling and music playback. An additional microphone is included to enhance voice interaction.
- FM/RDS Radio: Features 18 preset stations for listening to news, music, and sports.
- Wireless CarPlay and Android Auto: Enables voice control via Apple Siri or Google Assistant for calls, in-dash navigation, and music streaming.
- Mirror Link: Allows projection of phone content to the stereo screen. Android users can also control their phone screen directly via the car stereo.
- WiFi Connection: Connect to the internet, download apps, and use mapping services seamlessly.

Image: Display of Wireless CarPlay and Android Auto functionality.

Image: Illustration of the Mirror Link feature for Android and iOS phones.
Navigation and Audio
- GPS Navigation: Supports both online and offline navigation maps for precise route planning.
- EQ Audio: Provides a surround sound experience with multiple sound effect scenes.

Image: Visuals demonstrating built-in WiFi and GPS Navigation capabilities.

Image: DSP Sound Setting interface, showing options for adjusting delay, loudness, equalizer, filter, and balance.
Control and User Experience
- Steering Wheel Control: Supports steering wheel button control for convenient operation of the car audio system.
- AHD Backup Camera: Equipped with a waterproof night vision AHD backup camera for clearer reversing images.
- Split Screen Function: Allows simultaneous display of up to three different interfaces on the same screen.
- Multiple UI Themes: Personalize the device's appearance with various UI themes.

Image: Instructions for setting up steering wheel controls.

Image: Demonstration of the AHD Backup Camera with parking assistance features.

Image: Example of the split-screen functionality, displaying multiple applications at once.
Setup and Installation
Professional installation is recommended for this car stereo. Ensure the vehicle's power is disconnected before beginning installation. Refer to the wiring diagram provided in the included user manual for specific connections.
Pre-Installation Check
- Verify the compatibility of the car stereo with your Subaru Forester or Impreza WRX (2008-2012 models).
- Confirm the dimensions and shape of your vehicle's center console match the stereo unit.
- Ensure all components listed in the 'Package Contents' section are present.

Image: Comparison of the vehicle's dashboard before and after the car stereo installation.
Wiring Connections
Follow the wiring diagram in the physical user manual for precise connections. Key connections typically include:
- Power (ACC, B+, Ground)
- Speaker Outputs
- GPS Antenna
- USB Ports
- Rear Camera Input
- Steering Wheel Control Wires
- External Microphone
Operating Instructions
Wireless CarPlay & Android Auto Connection
To connect your smartphone wirelessly:
- Open the 'S-Play' application on the car stereo.
- On your smartphone, enable Bluetooth and connect to the car stereo's Bluetooth name (e.g., BLINK_UNW2652).
- Follow the on-screen prompts on both your phone and the car stereo to complete the pairing process.
- Once connected, CarPlay or Android Auto will launch automatically.
Video: Demonstrates the process of connecting a smartphone to the car stereo for Wireless CarPlay and Android Auto functionality.
Mirror Link (Jlink) Connection
To mirror your smartphone screen to the car stereo:
- Open the 'Jlink' application on the car stereo.
- Connect the car stereo to your mobile phone's hotspot via Wi-Fi. Go to Settings > Wi-Fi on the stereo and select your phone's hotspot.
- For first-time connection, click the provided link in the Jlink app to download the Jlink client on your mobile phone by scanning the QR code.
- On your mobile phone, open the Jlink app and initiate screen casting.
GPS Navigation
The unit supports both online and offline navigation. Ensure the GPS antenna is properly installed. For online navigation, connect to Wi-Fi. For offline navigation, pre-download maps as needed.
Bluetooth Functions
Access the Bluetooth menu to pair devices, make hands-free calls, and stream audio. The included external microphone enhances call clarity.
FM/RDS Radio
Select the Radio application to access FM stations. Use the scan function to find available stations. You can save up to 18 preset stations.
Steering Wheel Control
Navigate to the Steering Wheel Control settings to program your vehicle's steering wheel buttons to control the car stereo functions (e.g., volume, track skip, mode). Follow the on-screen instructions to assign functions to each button.
Split Screen Mode
To activate split-screen, drag an application to one side of the screen or use the dedicated split-screen icon (if available) to run two or three applications simultaneously.
Maintenance
To ensure the longevity and optimal performance of your car stereo, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the touchscreen and exterior. Avoid abrasive cleaners or solvents that may damage the surface.
- Software Updates: Periodically check for and install software updates to improve performance and add new features. Refer to the system settings for update options.
- Temperature: Avoid exposing the unit to extreme temperatures, both hot and cold, for extended periods.
- Power Supply: Ensure a stable power supply to prevent electrical damage.
Troubleshooting
If you encounter issues with your car stereo, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| Unit does not power on | Check power connections (B+, ACC, Ground). Ensure vehicle's fuse is intact. |
| No sound output | Verify speaker wiring. Check volume levels and audio settings. Ensure mute is not activated. |
| Bluetooth connection issues | Ensure Bluetooth is enabled on both devices. Delete previous pairings and re-pair. Restart both devices. |
| GPS signal lost or inaccurate | Ensure GPS antenna is properly connected and has a clear view of the sky. Check GPS settings. |
| Touchscreen unresponsive | Restart the unit. If the problem persists, contact customer support. |
| Wireless CarPlay/Android Auto not connecting | Ensure Bluetooth and Wi-Fi are enabled on your phone. Check the 'S-Play' app settings. Try restarting the phone and stereo. |
If the issue is not resolved by the above steps, please contact UNITOPSCI customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model | 4G+128G |
| Operating System | Android 15 |
| Memory (RAM) | 4GB |
| Storage (ROM) | 128GB |
| Screen Size | 9 Inches |
| Display Resolution | 1280x720P IPS Touchscreen |
| Connectivity | Bluetooth 5.0, Wi-Fi |
| Special Features | Wireless CarPlay, Android Auto, Mirror Link, GPS Navigation, FM/RDS Radio, EQ, Steering Wheel Control, AHD Backup Camera |
| Audio Output Mode | Stereo |
| Map Type | North America, Worldwide |
| Item Weight | 3.81 pounds |
| Package Dimensions | 11.38 x 9.21 x 2.83 inches |
| Manufacturer | UNITOPSCI |
Warranty and Support
UNITOPSCI provides comprehensive support for its products:
- Warranty: 12-month replacement service.
- Money-Back Guarantee: 30-day money-back policy.
- Technical Support: Dedicated 24/7 professional after-sales team available to assist with installation or usage inquiries.
- Online Support: For assistance, please contact UNITOPSCI@126.com.

Image: Overview of UNITOPSCI's after-sales support, including replacement, response time, and contact email.