1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Tbest 9-inch Android Car GPS Navigation Multimedia Player. Please read this manual thoroughly before using the product to ensure proper function and safety.
2. Safety Information
- Always operate the device responsibly and in accordance with local traffic laws.
- Do not attempt to install or service the device if you are not qualified. Improper installation can lead to damage or injury.
- Avoid exposing the device to extreme temperatures, direct sunlight for prolonged periods, or excessive moisture.
- Ensure all wiring is correctly connected to prevent short circuits or electrical hazards.
3. Package Contents
Verify that all items listed below are included in your package:
- 1 x Navigator Unit (9-inch Android Multimedia Player)
- 10 x Various Connection Cables
- 4 x Camera Units
- 1 x GPS Antenna
- 1 x User Manual
- 2 x Mounting Brackets
- 1 x Hole Punch
- 2 x Buffer Rings

Image: The Tbest 9-inch Android Car GPS Navigation Multimedia Player unit shown with all accompanying cables, cameras, GPS antenna, mounting brackets, and other accessories.
4. Setup and Installation
4.1 General Installation Guidelines
The Tbest multimedia player is designed for universal fit in various car models. Due to variations in vehicle dashboards, professional installation is recommended. Ensure the mounting location allows for clear visibility and safe operation.
4.2 Wiring Connections
Carefully connect all necessary cables. Refer to your vehicle's wiring diagram and the provided cable labels for correct connections. Key connections include:
- Power Cables: Connect to the vehicle's power supply (ACC, B+, Ground).
- Speaker Cables: Connect to your car's speaker system.
- RCA Terminals: For reverse input, video input, and audio output.
- USB Ports: For external devices or media.
- GPS Antenna: Connect the GPS antenna and place it in a location with a clear view of the sky for optimal signal reception.
- Camera Connections: Connect the four camera units to the designated camera inputs for panoramic view functionality.

Image: A detailed view of the Tbest multimedia player's rear connections and the array of cables provided for power, audio, video, and peripheral devices.
5. Operating Instructions
5.1 Power On/Off
The unit will typically power on automatically when the vehicle's ignition is turned on. To manually power off, press and hold the power button (if available) or turn off the vehicle's ignition.
5.2 Touch Screen Operation
The device features a 9-inch capacitive touch screen. Navigate through menus, select applications, and control functions by tapping, swiping, and pinching gestures similar to a smartphone or tablet.
5.3 GPS Navigation
The unit has built-in GPS reception. You can download navigation applications and maps directly from the Application Store for offline use. Ensure the GPS antenna is properly installed for accurate positioning.
5.4 Bluetooth Functions
The device includes Bluetooth 4.0 for hands-free calling and music streaming (A2DP).
- Pairing: Go to the Bluetooth settings on the device, enable Bluetooth, and search for available devices. Select your phone from the list and confirm the pairing code.
- Hands-free Calling: Once paired, you can make and receive calls directly through the multimedia player. The phone book can be automatically loaded.
- Bluetooth Music: Stream audio from your paired phone to the car's speakers.
5.5 Multimedia Playback
The player supports various audio formats including MP3, FLAC, APE, WMA, WAV, AAC, AMR. Video playback is also supported. You can play media from USB drives or via Bluetooth streaming.
5.6 Panoramic Camera and Recorder
The integrated 360-degree panoramic camera system provides a comprehensive view around your vehicle, aiding in safe parking. The system also supports recording, allowing you to retain video evidence if needed. Playback functionality is available directly on the unit.
5.7 Steering Wheel Control
The unit supports steering wheel control functions, allowing you to manage audio and other features without taking your hands off the wheel. Configuration may be required in the settings menu.
5.8 Mobile Internet (Mirror Link)
The device supports screen mirroring for both iOS (one-way projection) and Android phones (two-way connection). This allows you to display your phone's screen on the multimedia player.
5.9 Radio
Access FM, AM, and RDS radio bands. Use the touch screen interface to scan for stations and save presets.

Image: The Tbest multimedia player's 9-inch screen showing a typical user interface with navigation on the left and media playback controls on the right.
6. Maintenance
6.1 Cleaning the Screen
Use a soft, lint-free cloth to gently wipe the screen. For stubborn smudges, slightly dampen the cloth with water or a screen-cleaning solution designed for electronics. Avoid harsh chemicals or abrasive materials.
6.2 Software Updates
Periodically check for software updates to ensure optimal performance and access to new features. Updates can usually be performed via a Wi-Fi connection or USB. Follow the on-screen prompts for any available updates.
7. Troubleshooting
If you encounter issues with your Tbest multimedia player, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Incorrect wiring, blown fuse, vehicle power issue. | Check power cable connections, inspect vehicle fuses, ensure ignition is on. |
| No GPS Signal | GPS antenna not connected, antenna obstructed, poor satellite reception. | Ensure GPS antenna is securely connected and placed with a clear view of the sky. Move to an open area. |
| Bluetooth Not Connecting | Bluetooth off on device/phone, incorrect pairing, interference. | Ensure Bluetooth is enabled on both devices. Delete previous pairings and re-pair. Restart both devices. |
| Touch Screen Unresponsive | Software glitch, screen damage. | Restart the unit. If issue persists, contact support. |
| Camera View Not Displaying | Camera cables loose, camera malfunction. | Check all camera connections. Ensure the vehicle is in reverse (if applicable for rear camera). |
If the problem persists after attempting these solutions, please contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Screen Size | 9 inches |
| Operating System | Android |
| Screen Resolution | 1024 x 600 |
| GPS Navigation | Support (Offline maps via app store) |
| Bluetooth Version | 4.0 (A2DP, Hands-free, Phone Book) |
| Radio Bands | FM, AM, RDS |
| Power Amplifier Chip | TDA7388 |
| Camera Host Chip | For HiSilicon 3520DV300 |
| Camera Angle | 181 degrees |
| Camera Pixel | 1MP (Resolution: 1280 x 720P) |
| Working Voltage | DC9V-24V |
| Working Current | 500mA (DC12V) |
| Operating Temperature | 35°C - 75°C (Host), -25°C - 90°C (Camera) |
| Connectivity | USB, Wi-Fi |
| Supported Audio Formats | MP3, FLAC, APE, WMA, WAV, AAC, AMR, etc. |
| Video Output | CVBS, VGA |
| Waterproof Grade (Camera) | IP67 |
| Product Dimensions | 9 x 9 x 9 inches |
| Item Weight | 3.38 pounds |
9. Warranty and Support
Your Tbest multimedia player comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact your retailer or the Tbest customer service department.
Contact Information: (Please refer to your purchase documentation or the official Tbest website for current contact details.)





