1. Introduction
The Ottocast Car TV Mate Pro Max is a versatile multimedia adapter designed to enhance your in-car entertainment and connectivity. It enables wireless CarPlay and Android Auto functionality in vehicles equipped with factory wired CarPlay. Additionally, it features an HDMI input, allowing you to connect various HDMI-output devices, such as TV sticks, gaming consoles, and mobile devices, to your car's infotainment screen.
Video: Ottocast Car TV Mate Pro Max overview, setup, and usage demonstration.
2. Product Overview
The Car TV Mate Pro Max is a compact device designed for seamless integration into your vehicle. It features essential ports for connectivity and power.
2.1 Components
- Ottocast Car TV Mate Pro Max Adapter
- USB-A to USB-C Cable (for power/connection)
- User Manual (this document)
2.2 Device Features

Image: Key ports on the Ottocast Car TV Mate Pro Max.
- USB Plug: Connects to your vehicle's wired CarPlay USB port.
- HDMI Port: Allows connection of devices with HDMI outputs.
- USB 2.0 Port: Provides power to the adapter and can power connected TV sticks if needed.

Image: Overview of Car TV Mate Max capabilities.
3. Setup Instructions
Follow these steps to set up your Ottocast Car TV Mate Pro Max:
- Connect to Car's USB Port: Easily connect the adapter's USB plug to your car's USB port that supports wired CarPlay.
- Insert TV Stick (Optional): If using a TV stick (e.g., Fire TV Stick, Google TV Stick), insert it into the adapter's HDMI slot.
- Power the TV Stick (If Needed): If your TV stick requires external power, ensure it is powered, possibly through the adapter's USB 2.0 port or another power source as shown in the diagram.
- Pair for Wireless CarPlay/Android Auto:
- On your car's infotainment screen, select the CarPlay or HDMI input option (depending on your car's interface).
- On your smartphone, go to Bluetooth settings and search for the adapter's Bluetooth name (e.g., "AUTO-B705").
- Pair your phone with the adapter. Allow access to contacts and other features if prompted.
- Once paired, your wireless CarPlay or Android Auto should activate automatically.
- Enjoy: Your car's screen should now display either the TV stick interface or your wireless CarPlay/Android Auto.

Image: Step-by-step setup for the Ottocast adapter with a TV stick.

Image: Visual comparison of the car console before and after installing the adapter and TV stick.
4. Operating Instructions
4.1 Wireless CarPlay / Android Auto
Once connected via Bluetooth, your smartphone's CarPlay or Android Auto interface will appear on your car's screen. Navigate using your car's controls (touchscreen, rotary knob, voice commands) as you normally would with wired CarPlay/Android Auto.

Image: All-in-one design for CarPlay, Android Auto, and HDMI integration.
4.2 HDMI Multimedia Playback
To use the HDMI input, ensure your external device (e.g., TV stick, gaming console, laptop) is connected to the adapter's HDMI port and powered if necessary. Switch your car's infotainment system to the HDMI input source. You can then control the external device using its own remote or controls.

Image: Connectivity options for HDMI, Lightning, and Type-C devices.

Image: Examples of devices compatible with the HDMI input.
4.3 Switching Between Modes
The adapter allows you to easily switch between CarPlay/Android Auto and HDMI input modes. The method for switching will depend on your car's specific infotainment system. Typically, you can select the desired input source from the car's main menu or by pressing a dedicated input button.

Image: Easy switching between in-car systems based on your device.
5. Compatibility
5.1 Vehicle Compatibility
- Compatible with cars featuring factory-installed wired CarPlay.
- Not suitable for: Sony Aftermarket Head-units.
- Not compatible with: BMW vehicles.
5.2 Smartphone Compatibility
- Wireless CarPlay: Supports iPhone iOS 10 and later.
- Wireless Android Auto: Requires a compatible Android phone with an active data plan and 5 GHz Wi-Fi support.
- Any phone with Android 11.0.
- Google or Samsung phones with Android 10.0.
- Samsung Galaxy S8, Galaxy S8+, or Note 8 with Android 9.0.
- Note: Huawei phones do not support wireless Android Auto. Some Xiaomi phones may not support phone calls via wireless Android Auto, but other features remain unaffected.
5.3 HDMI Device Compatibility
The adapter supports most devices with HDMI outputs, including but not limited to:
- TV sticks (e.g., Fire TV Stick, Google TV Stick, Roku TV, Apple TV)
- Gaming consoles (e.g., Nintendo Switch)
- Projectors
- Laptops
- DVD players
- Mobile phones and tablets (requires appropriate Lightning to HDMI or Type-C to HDMI cable, sold separately)

Image: Broad compatibility with HDMI TV devices.

Image: Unlimited HDMI possibilities with various devices.
6. Specifications

Image: Product dimensions and technical specifications.
| Feature | Specification |
|---|---|
| CPU | Dual-core 1.0 GHz ARM Cortex A7 |
| System | Linux |
| Wi-Fi | 2.4GHz + 5 GHz |
| Bluetooth | BT 5.0 |
| Working Conditions | -20~75 °C |
| Power Input | USB 5V |
| Dimensions (L x W x H) | 58mm x 58mm x 14mm |
| Weight | 0.25 kg |
7. Troubleshooting
If you encounter issues with your Ottocast Car TV Mate Pro Max, please refer to the following common solutions:
- No Signal on Car Screen:
- Ensure the adapter is securely plugged into the car's USB port.
- Verify that the car's infotainment system is set to the correct input source (e.g., CarPlay, HDMI).
- If using a TV stick or other HDMI device, ensure it is properly inserted into the adapter's HDMI port and receiving adequate power.
- Check all cables for secure connections.
- Wireless CarPlay/Android Auto Not Connecting:
- Ensure your phone's Bluetooth and Wi-Fi are enabled.
- Forget the device from your phone's Bluetooth settings and re-pair.
- Restart both your phone and the car's infotainment system.
- Confirm your phone's operating system meets the compatibility requirements (see Section 5.2).
- Intermittent Connectivity:
- Ensure there are no obstructions between your phone and the adapter.
- Avoid placing other wireless devices directly next to the adapter or phone, which could cause interference.
- Check for any available firmware updates for the Ottocast adapter (refer to the manufacturer's website for instructions).
- Audio Issues:
- Verify the car's audio source is correctly selected.
- Check volume levels on both your phone and the car's system.
8. User Tips
- For optimal performance, ensure your car's USB port provides stable power.
- When using a TV stick, if it requires external power, connect it to a reliable power source to prevent interruptions.
- Keep your smartphone's operating system updated to the latest version for best compatibility with wireless CarPlay/Android Auto.
- Be aware that Huawei phones do not support wireless Android Auto, and some Xiaomi phones may have limitations with phone calls via wireless Android Auto.
9. Warranty & Support
For detailed warranty information, please refer to the product packaging or contact your point of purchase. If you require technical assistance or have questions not covered in this manual, please contact Ottocast customer support through their official channels.





