1. Introduction
The OTTOCAST Mini Core Adapter is a compact device designed to convert your car's existing wired CarPlay or wired Android Auto system into a wireless experience. This adapter allows for seamless integration of your smartphone's navigation, music, and communication features directly onto your car's infotainment screen without the need for cables.

Image: The compact OTTOCAST Mini Core Adapter.
Its ultra-small volume ensures it does not take up significant space in your vehicle.
2. Compatibility
The OTTOCAST Mini Core Adapter is a 2-in-1 solution supporting both wireless CarPlay and wireless Android Auto. It is crucial to verify compatibility before use.
2.1 Car Compatibility
- Required: Your car must have factory-installed wired CarPlay or wired Android Auto.
- Supported Car Brands: Compatible with approximately 98% of car models that feature wired CarPlay or Android Auto, including but not limited to Audi, Mercedes-Benz, Chevrolet, Ford, Porsche, Volvo, Volkswagen, Kia, Lexus, Hyundai, Honda, Toyota, Mazda, Land Rover, and Jeep.
- Incompatible Cars: Not compatible with BMW or TSL vehicles.
2.2 Phone Compatibility
- For Wireless CarPlay: Requires iPhone 6 or above, running iOS 10 or above.
- For Wireless Android Auto: Requires Android phone with Android 11 or higher (including Samsung and Google phones).
- Incompatible Phones: Not compatible with HUAWEI (including Honor) or Xiaomi Redmi phones.
Important Note: This product cannot transfer across systems. Wired CarPlay converts only to wireless CarPlay, and wired Android Auto converts only to wireless Android Auto.

Image: Detailed compatibility chart for phone models and car protocols.

Image: Visual representation of wide car and phone compatibility.
3. Setup Instructions
Follow these three simple steps to set up your OTTOCAST Mini Core Adapter:
- Plug In: Connect the OTTOCAST Mini Core Adapter into your car's USB port.
- Pair Bluetooth: On your smartphone, turn on both Wi-Fi and Bluetooth. Search for and pair with the device named "Car2-XXXX".
- Connect: Once paired, your phone will automatically connect to use wireless Android Auto or wireless CarPlay.

Image: Visual guide for the 3-step Plug and Play setup process.
4. Operation
4.1 Stable Connection
The adapter adopts 5G Wi-Fi for stable transmission without dropping connections, supported by Bluetooth 5.2 and auto-connect features.

Image: Stable connection features for wireless CarPlay and Android Auto.
4.2 Dual-Way Connection
The adapter facilitates a dual-way connection, allowing you to switch between wireless CarPlay and wireless Android Auto as needed.

Image: Illustration of converting wired CarPlay/Android Auto to wireless.
4.3 Original Car Control Support
The Mini Core Adapter preserves the original car control feel, allowing you to use:
- Steering wheel buttons (for skipping tracks, answering calls)
- Touch screen interface
- Button controls
- Voice commands (Siri or Google Assistant) for navigation, music, and messaging.

Image: Demonstrating compatibility with various car control methods.
4.4 One-Tap Disconnect
A smart button on the adapter allows for a clean, one-click disconnection of your phone, making the system ready for the next device.

Image: The smart button for one-tap disconnection.
5. Maintenance
5.1 Online (OTA) Upgrades
The OTTOCAST Mini Core Adapter supports Over-The-Air (OTA) upgrades, ensuring you receive continuous software improvements and new features. If you encounter any problems, you can submit feedback, and new software releases will address these issues.

Image: Online upgrade interface shown on a car's infotainment screen.
6. Troubleshooting
- No Connection: Ensure your car has factory-wired CarPlay or Android Auto. Verify that your phone's Wi-Fi and Bluetooth are enabled and correctly paired with "Car2-XXXX".
- System Mismatch: Remember that the product cannot transfer across systems. If your car has wired CarPlay, it will only convert to wireless CarPlay, not Android Auto, and vice-versa.
- Incompatible Devices: Confirm your car and phone are listed as compatible. The adapter does not support BMW/TSL cars or HUAWEI/Xiaomi Redmi phones.
- Video Playback: The adapter does not support video playback.
- Software Issues: If you experience persistent issues, check for available OTA updates (see Section 5.1). If problems persist, contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | OTTOCAST |
| Model | MINI CORE |
| Operating System | Linux |
| CPU Processor | Single-core ARM Cortex A7 900MHz |
| Memory | 64 MB RAM + 16MB ROM |
| Wi-Fi | 802.11 a/b/g/n 2.4 GHz + 5 GHz |
| Bluetooth | BT 5.0 |
| Power Input | 5V |
| Installation | Plug and Play |
| Car Compatibility | Only for cars with original wired CarPlay or Wired Android Auto |
| Phone Compatibility | Android 11 and above / iPhone 6 and above |
| Incompatible Cars | BMW, TSL |
| Incompatible Phones | HUAWEI Honor, Xiaomi Redmi |
| Package Dimensions (L x W x H) | 15 cm x 14 cm x 4 cm |
| Package Weight | 0.1 kg |
7.1 Package Contents
- Wireless adapter x 1
- USB plug adapter (Type-C to C) x 1

Image: The OTTOCAST Mini Core Adapter and its included USB adapter.
8. User Tips
Based on available information, users appreciate the compact size and ease of setup. For optimal performance, ensure your car's wired CarPlay/Android Auto system is fully functional before connecting the adapter.
9. Warranty and Support
OTTOCAST provides continuous support and online upgrades for the Mini Core Adapter. For any questions or connection issues, please utilize the following support channels:
- Ottocast AI Assistant: Available 24/7 for immediate assistance.
- AliExpress Human Support Chat: If issues remain unresolved by the AI Assistant, you can contact human support via the AliExpress chat window.
Continuous Online Upgrades (OTA) are provided to ensure optimal performance and introduce new features.

Image: QR code to access Ottocast AI Assistant for support.