1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Stiflix 7" Double Din Touchscreen Stereo. This unit features wireless CarPlay and Android Auto, Bluetooth 5.5, a 7-inch HD IPS touchscreen, a 45W USB Type-C charging port, and a built-in DSP for enhanced audio control. Please read this manual thoroughly before use to ensure proper functionality and safety.
2. Safety Information
- Do not operate the unit in a manner that distracts you from driving. Always prioritize road safety.
- Ensure all wiring is correctly connected to prevent short circuits or damage. Consult a professional for installation if unsure.
- Do not expose the unit to extreme temperatures, direct sunlight for prolonged periods, or excessive moisture.
- Use only specified voltage and power sources.
- Keep the unit clean and free from dust. Do not use harsh chemicals for cleaning.
3. What's in the Box
Verify that all components are present before proceeding with installation:
- Stiflix Double Din CarPlay Stereo Unit
- Backup Camera & Cable
- Wiring Harness & Wires
4. Setup & Installation
4.1 General Installation
The Stiflix 7" Double Din Stereo is designed to fit universal double-DIN slots (7" x 4"). Ensure your vehicle's dashboard opening is compatible. The unit features a full black double-DIN chassis with multiple mounting points for secure installation and heat dissipation.

4.2 Wiring Connections
The included wiring harness is color-coded for easy connection. Refer to your vehicle's wiring diagram for specific connections. Common connections include power (constant 12V, accessory 12V, ground), speaker outputs, antenna, and steering wheel control wires.
- Yellow Wire: Constant 12V (Battery)
- Red Wire: Accessory 12V (Ignition Switched)
- Black Wire: Ground
- Orange Wire: Illumination
- Blue Wire: Power Antenna / Amplifier Remote Turn-On
- Speaker Wires: Typically color-coded (e.g., White/White-Black for Front Left, Gray/Gray-Black for Front Right, Green/Green-Black for Rear Left, Purple/Purple-Black for Rear Right).
- Steering Wheel Control (SWC) Wires: Connect to your vehicle's SWC interface (if applicable).
4.3 Backup Camera Installation
The package includes a waterproof night vision AHD backup camera. Follow these steps for installation:
- Step 1: Plug the rear camera into the camera interface on the stereo unit.
- Step 2: Open the side gap of your vehicle's interior trim and insert the camera cable.
- Step 3: Fix the rear camera above the car license plate or in a suitable location.
- Step 4: Connect the rear camera jack plug into the cable socket.
- Step 5: Connect the red wire (12V) of the reversing lamp to the positive wire of the camera.

5. Operating Instructions
5.1 Wireless CarPlay & Android Auto
This unit supports wireless CarPlay and Android Auto, allowing seamless integration with your smartphone for navigation, music, calls, and messages. To connect:
- Ensure Bluetooth and Wi-Fi are enabled on your smartphone.
- On the stereo, navigate to the CarPlay or Android Auto application.
- Follow the on-screen prompts to pair your phone via Bluetooth. Once paired, the system will automatically establish a Wi-Fi connection for wireless CarPlay/Android Auto.

5.2 Bluetooth Calling & Music Streaming
The unit features upgraded Bluetooth 5.5 for stable hands-free calling and wireless audio streaming.
- Enable Bluetooth on your phone and search for available devices.
- Select "Stiflix Stereo" (or similar name) from the list on your phone to pair.
- Once connected, you can make/receive calls and stream music from your phone. The built-in microphone and external mic jack ensure clear communication.

5.3 USB Media & Type-C Charging
The unit includes a USB port for media playback and a Type-C port for fast charging.
- USB Media: Insert a USB flash drive into the USB port to play 1080p videos or MP3 music files.
- Type-C Charging: The USB-C port delivers 45W power, capable of charging compatible devices up to 100% in approximately 30 minutes. Use a compatible USB-C to USB-C cable for optimal charging speed.

5.4 7-Inch HD IPS Touchscreen
The 7-inch capacitive touchscreen offers a 1024x600 resolution and a 178° ultra-wide viewing angle for clear visibility, even in direct sunlight. Operate the unit by touching the icons and controls on the screen.

5.5 Audio Outputs & Built-in DSP
The stereo features 4-channel preamp outputs plus 2 separate subwoofer outputs, ideal for upgrading speakers or adding an amplifier. The advanced DSP (Digital Sound Processor) includes a 16-band equalizer and time alignment settings for precise audio adjustment. Integrated HPF/LPF (High-Pass/Low-Pass Filter) technology optimizes speaker performance.

5.6 Steering Wheel Control (SWC)
If your vehicle supports steering wheel controls, connect the SWC wires during installation. The unit can be configured to recognize your vehicle's steering wheel buttons, allowing you to control volume, track changes, and other functions without taking your hands off the wheel.
5.7 Mirrorlink
The Mirrorlink function allows you to mirror your smartphone's screen onto the stereo display. This feature is typically accessed via a dedicated app on the stereo and requires a wired USB connection for some devices.
5.8 FM/AM Radio Tuner
Access the built-in FM/AM radio tuner to listen to local broadcasts. You can scan for stations, save presets, and switch between FM and AM bands.
6. Maintenance
- Cleaning the Screen: Use a soft, lint-free cloth to gently wipe the touchscreen. For stubborn smudges, slightly dampen the cloth with water or a screen-safe cleaner. Avoid abrasive materials or harsh chemicals.
- General Cleaning: Keep the unit's exterior free from dust and debris. Use a dry cloth for cleaning.
- Software Updates: Periodically check the manufacturer's website for any available software updates to ensure optimal performance and access to new features.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Incorrect wiring (power/ground), blown fuse. | Check all power and ground connections. Inspect vehicle's fuse box and the unit's inline fuse. |
| No Sound | Incorrect speaker wiring, volume too low, mute activated, amplifier issues. | Verify speaker connections. Increase volume. Check if mute is active. Ensure external amplifiers are powered on. |
| CarPlay/Android Auto not connecting wirelessly | Bluetooth/Wi-Fi off on phone, incorrect pairing, phone not supported. | Ensure phone's Bluetooth and Wi-Fi are on. Re-pair the device. Check phone compatibility. |
| Backup Camera not displaying | Camera not powered, video cable loose, reverse trigger wire not connected. | Check camera power supply (reverse light connection). Ensure RCA video cable is securely connected. Verify reverse trigger wire connection. |
| Touchscreen unresponsive or lagging | Temporary software glitch, excessive heat. | Restart the unit (turn vehicle off and on). Ensure proper ventilation around the unit. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | B0G39538PX |
| Screen Size | 7 Inches |
| Display Type | HD IPS Touch Screen |
| Resolution | 1024x600 |
| Connectivity | Bluetooth 5.5, USB, Wi-Fi |
| Special Features | Wireless Apple CarPlay, Wireless Android Auto, Built-in DSP, 16-Band EQ, 2 Subwoofer Outputs, 4.2 CHN Audio Outputs, Type-C Fast Charging (45W), Mirrorlink, HD Video Output, Steering Wheel Control, FM/AM Receiver, Front/Rear View Camera Input |
| Compatible Devices | Amplifier, Speaker, Subwoofer |
| USB-C Charging | PD3.0, 45W |
| Product Dimensions | 4.64"D x 7"W x 3.93"H |
| Item Weight | 2 pounds |
9. Warranty & Support
This Stiflix product is covered by a standard manufacturer's warranty. For specific warranty details, please refer to the warranty card included with your product or visit the official Stiflix website. For technical support, troubleshooting assistance, or service inquiries, please contact Stiflix customer service through their official channels.
Please retain your proof of purchase for warranty claims.