1. Introduction
This manual provides detailed instructions for the installation, setup, operation, and maintenance of your UNITOPSCI 4G+64G Android Car Radio. Please read this manual thoroughly before using the product to ensure proper function and safety. Keep this manual for future reference.
2. Safety Information
- Professional Installation Recommended: Due to the complexity of car electrical systems, professional installation is highly recommended to prevent damage to the unit or vehicle.
- Power Supply: Ensure the unit is connected to a 12V DC power supply with negative grounding. Incorrect voltage can cause damage.
- Avoid Water and Moisture: Do not expose the unit to water or excessive moisture.
- Temperature: Operate the unit within the specified temperature range. Extreme temperatures can affect performance.
- Driving Safety: Do not operate the unit in a way that distracts you from driving. Always prioritize road safety.
- Ventilation: Ensure adequate ventilation around the unit to prevent overheating.
3. Package Contents
Verify that all items are present in the package:
- Android Car Stereo Unit
- Backup Camera
- Power Cable(s)
- GPS Antenna
- RCA Cable
- User Manual
- Radio Antenna
- USB Adapter Cable
- 2 USB Cables
- Camera Input Cable
- Microphone
- Installation Tool

4. Product Features
The UNITOPSCI Android Car Radio offers a range of advanced features for an enhanced driving experience:
- Android 13 Operating System: Equipped with a quad-core processor, 4GB RAM, and 64GB ROM for responsive performance.
- 9-Inch HD Touch Screen: 1280x720 resolution with high sensitivity, supporting 1080p video playback.
- Wireless CarPlay & Android Auto: Seamless integration with your smartphone for navigation, calls, music, and apps.
- Mirror Link: Sync your phone's screen to the car radio (supports Android/iOS, not Samsung phones).
- Bluetooth 5.0: Hands-free calling, wireless music streaming, and automatic phone book download.
- 32-Band EQ: Customize audio output with a professional equalizer, time correction, and speed-compensated volume.
- GPS/GLONASS/BeiDou Navigation: Supports online and offline maps (Google Maps, Waze, etc.).
- Wi-Fi Connectivity: Access online functions like internet browsing, YouTube, and app downloads.
- FM/RDS Radio: Tuner with 18 preset stations for news, music, and sports.
- Backup Camera Input: Includes an AHD backup camera for parking assistance with automatic display switching.
- Steering Wheel Control (SWC): Compatible with existing steering wheel controls for convenient operation.
- Split Screen Functionality: Run two applications simultaneously on the screen.

5. Installation Guide
Installation of the UNITOPSCI Android Car Radio requires careful attention to your vehicle's wiring and dashboard components. It is highly recommended to seek professional installation to avoid damage to the unit or your vehicle.
5.1. Pre-Installation Checks
- Disconnect Battery: Always disconnect the vehicle's negative battery terminal before starting any electrical work.
- Verify Compatibility: Ensure the unit is compatible with your Hyundai Tucson model (2015-2018).
- Inspect Wiring: Familiarize yourself with the included wiring harnesses and your vehicle's existing wiring.
5.2. General Installation Steps
- Remove Old Unit: Carefully remove the factory radio unit from your dashboard.
- Connect Wiring: Connect the power cable, speaker wires, GPS antenna, USB cables, and backup camera input to the new Android unit. Ensure all connections are secure.
- Test Functionality: Before fully reassembling the dashboard, reconnect the battery and perform a basic test of the unit's functions (power on, radio, touch screen, etc.).
- Mount Unit: Secure the Android unit into the dashboard opening.
- Reassemble Dashboard: Carefully reassemble all dashboard components.

6. Initial Setup
The following steps guide you through the initial configuration of your Android Car Radio. For visual guidance on many of these settings, please refer to the comprehensive video demonstration below.
- Wi-Fi Connection (0:05 - 0:31)
- Screen Brightness Adjustment (0:31 - 0:42)
- Language Settings (0:42 - 0:53)
- Time Settings (0:53 - 0:56)
- Touch Calibration (0:56 - 1:08)
- Car System Protocol Settings (1:08 - 1:23)
- Reverse Camera Format Selection (1:23 - 1:33)
- Key Learning (1:33 - 1:59)
- Touch Screen Learning (1:59 - 2:16)
- Clean Memory (2:16 - 2:23)
- Steering Wheel Control Learning (2:23 - 2:36)
- UI Theme (2:36 - 2:43)
- Radio Settings (2:43 - 2:55)
- EQ Settings (2:55 - 3:08)
- Bluetooth Connection (3:08 - 3:31)
- CarPlay Connection (3:31 - 4:26)
- Android Auto Connection (4:26 - 4:55)
6.1. Wi-Fi Connection
To access online features, connect the unit to a Wi-Fi network:
- Go to Settings > Network > Wi-Fi.
- Toggle Wi-Fi On.
- Select your desired network and enter the password if prompted.
6.2. Screen Brightness Adjustment
Adjust the screen brightness for optimal visibility:
- Navigate to Settings > Display > Backlight brightness.
- Adjust the slider to your preferred brightness level.
6.3. Language Settings
Change the system language:
- Go to Settings > Languages & input > Languages.
- Select Add a language and choose your preferred language.
- Drag your chosen language to the top of the list to set it as default.
6.4. Time Settings
Set the correct date and time:
- Access Settings > Date & time.
- Enable Automatic time calibration for automatic synchronization or set manually.
6.5. Touch Calibration
If touch response is inaccurate, perform a touch calibration:
- Go to Settings > System > Factory Mode (Enter password 8888).
- Select 5 Touch.
- Follow the on-screen instructions to touch the crosshairs at each corner and the center.
6.6. Car System Protocol Settings
Configure the unit to match your vehicle's communication protocol:
- Go to Settings > System > Factory Mode (Enter password 8888).
- Select 1 Vehicle.
- Choose the appropriate Automotive type for your Hyundai Tucson 2015-2018.
- Reboot the system if prompted.
6.7. Reverse Camera Format Selection
Ensure your backup camera displays correctly:
- Go to Settings > System > Factory Mode (Enter password 8888).
- Select 3 Camera.
- Adjust the RVC channel config or other video input settings to match your camera's format (e.g., AHD, CVBS).
6.8. Steering Wheel Control Learning
Program your steering wheel buttons to control the unit:
- Go to Settings > SWC (Steering Wheel Control).
- Press Reset to clear previous settings.
- Press Start.
- On the screen, select a function (e.g., MUTE).
- Press and hold the corresponding button on your steering wheel until the unit registers it.
- Repeat for all desired buttons and then press Save.

7. Operating Instructions
7.1. Wireless CarPlay & Android Auto
Connect your smartphone for an integrated experience:
- Ensure Bluetooth is enabled on both your phone and the car radio.
- Pair your phone with the car radio via Bluetooth (refer to Section 6.9 for Bluetooth connection).
- Once paired, open the CarPlay or Android Auto application on the car radio. Your phone should automatically connect.

7.2. Mirror Link
Display your phone's screen on the car radio:
- For Android phones, connect via Wi-Fi or USB. For iOS phones, connect via Wi-Fi.
- Open the Mirror Link application on the car radio and follow the on-screen instructions to establish the connection.
7.3. GPS Navigation
Utilize the built-in GPS for navigation:
- Ensure the GPS antenna is properly installed and has a clear view of the sky.
- Open your preferred navigation app (e.g., Google Maps, Waze).
- Enter your destination to start navigating. The unit supports both online and offline maps.

7.4. Bluetooth Hands-free & Music Streaming
Make calls and stream music wirelessly:
- Pair your phone via Bluetooth (refer to Section 6.9).
- Access the BT Phone app to make calls, view contacts, or check call logs.
- Use the BT Music app to stream audio from your paired device.
7.5. FM/RDS Radio
Listen to radio broadcasts:
- Open the Radio application.
- Use the arrow buttons to tune to different frequencies or the search function to find stations.
- Save your favorite stations to the preset buttons.
7.6. EQ Audio Adjustment
Customize your audio experience:
- Open the EQ application.
- Adjust the 32-band equalizer settings or select from preset sound modes (Pop, Rock, Classic, Jazz).
- Use the balance (BAL) settings to adjust sound distribution within the vehicle.

7.7. Split Screen Function
Run two applications simultaneously:
- Open the first application you wish to use.
- Press and hold the recent apps button (usually a square icon) or swipe up from the bottom of the screen (depending on UI) to enter split-screen mode.
- Select the second application from the recent apps list to display it alongside the first.

7.8. Rear Camera Display
View the backup camera feed:
When the vehicle is shifted into reverse gear, the car radio will automatically display the feed from the connected AHD backup camera, providing parking assistance with clear visual guidelines.

8. Maintenance
- Screen Cleaning: Use a soft, lint-free cloth to clean the touch screen. Do not use abrasive cleaners or solvents.
- Software Updates: Periodically check for software updates to ensure optimal performance and access to new features.
- Avoid Extreme Conditions: Protect the unit from direct sunlight for prolonged periods and extreme temperatures.
9. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Incorrect wiring, blown fuse, loose connection. | Check power connections, inspect fuses, ensure secure wiring. |
| No sound. | Volume too low, incorrect audio settings, speaker wiring issues. | Increase volume, check EQ/balance settings, verify speaker connections. |
| Touch screen unresponsive or inaccurate. | Software glitch, need for calibration. | Restart the unit. Perform touch calibration (Section 6.5). |
| Bluetooth/CarPlay/Android Auto not connecting. | Incorrect pairing, phone compatibility, software issue. | Ensure Bluetooth is on, delete previous pairings and re-pair. Check phone compatibility. Restart both devices. |
| Backup camera not displaying. | Incorrect camera wiring, wrong video format selected. | Check camera connections. Verify camera format settings (Section 6.7). |
10. Specifications
| Feature | Detail |
|---|---|
| Brand | UNITOPSCI |
| Model Number | A7121A3662H1MI2 |
| Operating System | Android 13 |
| Memory Storage Capacity | 64 GB (ROM), 4 GB (RAM) |
| Screen Size | 9 Inches |
| Display Type | LCD, Capacitive Touch Screen |
| Screen Resolution | 1280 x 720 |
| Connectivity Technology | Bluetooth 5.0, Wi-Fi |
| Supported Navigation Systems | GPS, GLONASS, BeiDou |
| Audio Output Mode | Stereo, 32-Band EQ |
| Compatible Devices | Hyundai Tucson 2015-2018 |
| Product Dimensions (L x W x H) | 17.32" x 3.54" x 8.85" |
11. Warranty and Support
Your UNITOPSCI Android Car Radio comes with a 1-Year Manufacturer Warranty. For any technical assistance, troubleshooting, or warranty claims, please contact UNITOPSCI customer support.
Contact Information:
- Online Support: UNITOPSCI@126.com
- Brand Store: Visit the UNITOPSCI Store on Amazon for more products and support.
UNITOPSCI is committed to providing high-quality products and satisfactory services. They offer lifetime after-sales consultation and technical support.