MSXTTLY SMT-AC01
MSXTTLY SMT-AC01 Wireless CarPlay & Android Auto Adapter User Manual
Model: SMT-AC01
1. Introduction
The MSXTTLY SMT-AC01 is a 2-in-1 wireless adapter designed to convert your car's wired CarPlay or Android Auto system into a wireless experience. This device 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. It supports both Apple CarPlay and Android Auto, offering enhanced convenience and connectivity for a safer and more enjoyable driving experience.

Image: The MSXTTLY SMT-AC01 adapter, showcasing its compatibility with both Apple CarPlay and Android Auto.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x MSXTTLY SMT-AC01 Wireless CarPlay & Android Auto Adapter
- 1 x USB Female A to C Cable
- 1 x USB A Extension Cable
- 1 x User Manual

Image: A visual representation of the items included in the SMT-AC01 product package.
3. Setup Guide
Follow these steps to set up your MSXTTLY SMT-AC01 adapter:
- Connect the Adapter: Plug the SMT-AC01 adapter into your car's USB port. Use the provided USB-A to USB-C cable or USB-A extension cable if necessary, depending on your car's port type. Ensure your car's infotainment system supports wired CarPlay or Android Auto.
- Bluetooth Pairing: On your smartphone, enable Bluetooth and Wi-Fi. Search for the adapter's Bluetooth device (e.g., "smartBox-XXXX") and pair with it.
- Initiate Wireless Connection: After successful Bluetooth pairing, your phone will automatically establish a Wi-Fi connection with the adapter. Wait 5-30 seconds for Wireless Apple CarPlay or Wireless Android Auto to launch on your car's display.

Image: Visual guide illustrating the three simple steps for connecting the SMT-AC01 adapter.
Important Compatibility Notes:
- Your car must have a factory-installed wired CarPlay or Android Auto system.
- For Android Auto, your phone must be running Android 11.0 or higher.
- For Apple CarPlay, your iPhone must be running iOS 10 or higher.
- The adapter connects to only one phone at a time.
4. Operating Instructions
Automatic Reconnection:
Once initially paired, the SMT-AC01 adapter will automatically reconnect to your phone within 5-10 seconds when you start your car, provided your phone's Bluetooth and Wi-Fi are enabled.

Image: The adapter automatically reconnects to your smartphone, displaying the CarPlay or Android Auto interface on the car's screen.
Switching Between Wireless Android Auto and Wireless CarPlay:
The SMT-AC01 adapter supports both Android Auto and CarPlay. To switch between systems (e.g., from an Android phone to an iPhone, or vice versa):
- For different phone systems: Disconnect the Bluetooth and Wi-Fi connection of the currently paired phone. Then, pair the new phone following the initial setup steps (Section 3). This process typically takes 15-60 seconds.
- For phones with the same system: If switching between two iPhones or two Android phones, simply re-pair the product's Bluetooth with the desired phone. This usually takes 5-20 seconds.

Image: Instructions for switching between different phones and operating systems using the adapter's Bluetooth settings.
5. Features & Benefits
- 2-in-1 Wireless Solution: Supports both Wireless Apple CarPlay and Wireless Android Auto.
- Enhanced Connectivity: Features 5.8 GHz WiFi and 5.2 Bluetooth for stable and fast connections.
- Gold-Plated USB Design: The USB connector is made with pure copper and gold plating to enhance conductivity, prevent corrosion, reduce heat buildup, and boost data speed, ensuring reliability and durability.
- Compact Size: Miniature design (approximately 2.45 x 5 x 1 cm) ensures a discreet fit in any car USB port, reducing clutter by 50% compared to previous models.
- Wide Compatibility: Compatible with over 800 car models equipped with wired CarPlay or Android Auto.
- Fast Connection: Achieves auto-connection within 5-10 seconds.

Image: Detailed view of the gold-plated USB design, emphasizing its benefits for longevity and performance.

Image: The compact size of the SMT-AC01 adapter, designed to save space.
6. Maintenance
To ensure the longevity and optimal performance of your SMT-AC01 adapter, follow these maintenance guidelines:
- Keep the device dry and away from moisture.
- Avoid exposing the adapter to extreme temperatures.
- Clean the adapter gently with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- When not in use for extended periods, consider unplugging the adapter from the car's USB port to prevent potential battery drain, especially if your car's USB port remains powered when the engine is off.
7. Troubleshooting
If you encounter issues with your SMT-AC01 adapter, please refer to the following solutions:
- Difficulty Pairing:
Ensure your car's wired CarPlay/Android Auto is functional. Check that your phone's Bluetooth and Wi-Fi are enabled. Try restarting both your phone and the car's infotainment system. - Connection Drops:
Verify that the adapter is securely plugged into the USB port. Ensure there are no other devices interfering with the Bluetooth or Wi-Fi signal. Update the adapter's firmware if available (refer to the included user manual for specific firmware upgrade instructions or contact support). - No Display on Car Screen:
Confirm your car's infotainment system is set to CarPlay or Android Auto mode. Ensure your phone meets the minimum OS requirements (Android 11.0+ / iOS 10+). Try a different USB port in your car if available. - Lag or Slow Response:
Ensure your phone's operating system is up to date. Close unnecessary applications on your phone that might be consuming resources. - Switching Phones Issue:
Always disconnect the Bluetooth and Wi-Fi of the previously connected phone before attempting to connect a new one.
For further assistance, please contact MSXTTLY customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | MSXTTLY |
| Model | SMT-AC01 |
| Product Dimensions | 2.45 x 5 x 1 cm |
| Item Weight | 60 g |
| Hardware Interface | Bluetooth, USB Type C |
| Compatible Devices | Android phone 11.0+, Apple iPhone 10-16 |
| Special Features | Wireless CarPlay Adapter, Wireless Android Auto Adapter |
| Audio Output Mode | Stereo |
| Audio Output Type | Bluetooth |
| Wireless Type | 802.11a/b/g/n/ac (5.8 GHz WiFi), Bluetooth 5.2 |
| Connector Type | USB Type A, USB Type C |
| Country of Origin | China |
9. Warranty and Support
The MSXTTLY SMT-AC01 adapter comes with a 12-month global support warranty. Additionally, lifetime professional technical support is provided to ensure your continued satisfaction with the product.
For any technical inquiries, troubleshooting assistance, or warranty claims, please contact MSXTTLY customer support through the contact information provided in your product packaging or on the official MSXTTLY website.
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