1. Product Overview
The Navifly GT Series Car Radio Multimedia Player is an advanced in-car entertainment and navigation system designed to enhance your driving experience. Featuring a powerful Qualcomm Snapdragon 665 8-core processor, a vibrant 2K QLED screen, and running on Android 14, it offers seamless performance and a rich feature set including built-in Android Auto, CarPlay, 4G LTE, GPS, and WIFI connectivity.

Figure 1: Navifly GT Series Car Navigation Headunit Key Features
2. Package Contents
Please verify that all items are present in your package:

Figure 2: Package Contents
Standard Components:
- Main Headunit (7-inch, 9-inch, or 10-inch depending on model)
- 16 PIN Power Cable
- GPS Antenna
- RCA Cable
- Reversing Camera (Optional, may vary by model)
- USB Cable (1 or 2, depending on model)
- Microphone (MIC)
Additional Components for GT3/GT4/GT3-2K/GT4-2K Models:
- USB plug*2
- Audio Out cable
- 4G Antenna
3. Setup and Installation
Professional installation is highly recommended to avoid damage to the device or your vehicle. Incorrect installation can lead to device malfunction.
3.1 Compatibility
The Navifly GT Series headunit is designed for universal installation, suitable for most DIY models. It is compatible with a wide range of car brands and models. Please refer to the detailed compatibility list below:

Figure 3: General Car Compatibility

Figure 4: Detailed Car Compatibility List
3.2 Wiring Diagrams
Ensure all connections are secure and correctly matched to your vehicle's wiring harness. Consult your vehicle's manual for specific wiring details.

Figure 5: Back of Equipment (GT1/GT2) Wiring Diagram
- A: Power cable
- B: RCA Cable
- C: Digital TV CAN (If your car needs canbus, please use cable to connect this port)
- D: 4-pin USB cable*1
- E: 6-pin USB cable*1
- F: Reverse video cable
- G: Radio Antenna
- H: GPS Antenna
- I: Cooling fan

Figure 6: Back of Equipment (GT3/GT4/GT3-2K/GT4-2K) Wiring Diagram
- A: Power cable
- B: RCA Cable and 4G card slot
- C: Useless
- D: Digital TV CAN (If your car needs canbus, please use cable to connect this port)
- E: 4-pin USB cable*1
- F: 6-pin USB cable*1
- G: Reverse video cable
- H: Radio Antenna
- I: WIFI Antenna
- J: GPS interface
- K: 4G+ wireless network interface
- L: Cooling fan
- M: HDMI Interface
- N: OPTICAL Interface
4. Operating Instructions
The Navifly GT Series offers a user-friendly interface with a wide range of functions.
Video 1: Navifly GT Series Product Demonstration
4.1 User Interface and Display
The device features a 2K QLED screen for ultra-clear visuals and supports various UI themes for personalization.

Figure 7: UI Display Collection and Themes
4.2 Audio and Video Playback
- USB/SD Playback: Supports music and 1080P video playback from USB/SD storage. Use the shortcut multimedia window to quickly switch or pause songs.
- Bluetooth Music: Enjoy wireless music streaming from your Bluetooth-enabled device.

Figure 8: USB/SD Music Playback

Figure 9: USB/SD Video Playback
4.3 Navigation
Built-in global positioning system with real-time traffic conditions. Supports various navigation map software for different countries.

Figure 10: GPS Navigation
4.4 CarPlay and Android Auto
The multimedia player comes with built-in CarPlay and Android Auto functions, allowing you to sync your phone's apps for navigation, music, and calls without additional accessories.

Figure 11: CarPlay and Android Auto Connectivity
4.5 Bluetooth Functionality
Support for Bluetooth 5.0 allows for phonebook access with name search, caller ID display, and BT music streaming.

Figure 12: Bluetooth 5.0 Interface
4.6 Radio
Enjoy FM/AM radio with automatic and manual search functions. You can customize your channel list.

Figure 13: FM/AM Radio Interface
4.7 DSP Equalizer and DTS Surround
Increase digital audio processing with multi-dimensional surround lossless sound effects for a high-definition audio-visual experience. DTS Surround is supported on GT3 and GT4 models.

Figure 14: DSP Equalizer Adjustments

Figure 15: DTS Channel Surround Systems
4.8 Split Screen and Picture-in-Picture (PIP)
Support for two applications to be displayed on the screen at the same time, making operation more convenient and faster. Customize display position for video and DVR applications.

Figure 16: Split Screen and PIP
4.9 Voice Control (Optional)
A powerful voice assistant with intelligent voice interaction and high sensitivity voice recognition. Supports multiple languages (English, Indian English, Arabic, Thai, Indonesian, Russian, Turkish, Spanish, Portuguese, Italian, French). This feature requires separate purchase of the software.

Figure 17: Intelligent Voice Control
4.10 Steering Wheel Control
Take control of music or use hands-free calling for safety and concentration on the road. The head unit supports digital Steering Wheel Control (SWC).

Figure 18: Steering Wheel Control
4.11 4G LTE and WIFI Connectivity
The built-in 4G module allows connection to the cellular network anywhere, anytime, without needing to open your cellular hotspot. Also supports WIFI connection. An external SIM card slot is connected to the RCA cable for all service operators.

Figure 19: 4G LTE and WIFI
4.12 Optional External Devices
- TPMS (Tire Pressure Monitoring System): Automatically monitors tire conditions in real-time for driving safety. External and built-in TPMS options are available for separate purchase.
- OBDII: With OBDII function, you can monitor real-time data and fault codes from your vehicle's computer.
- ADAS DVR (Driving Recorder): Front vehicle distance prediction, anti-collision warning, and lane departure warning for safer driving. DVR is not included and needs to be purchased separately.
- Rear View Camera: 1080P AHD waterproof rear camera. Automatically switches to reversing mode when the vehicle is in reverse.
- 360 Panoramic Camera: Provides a 3D/2D 360-degree view for safer driving. Panoramic camera is not included and needs to be purchased separately. If you need a 360 chip and did not purchase the camera at the same time, contact the seller for customization.
- AV Output: The video output function allows connecting to a headrest display for rear passengers to enjoy videos and audio. Requires purchasing additional accessories.

Figure 20: Optional TPMS and OBDII

Figure 21: Optional ADAS DVR

Figure 22: Optional Rear View Camera

Figure 23: Optional 360 Panoramic Camera

Figure 24: Optional AV Output

Figure 25: Optional HDMI Output
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your Navifly GT Series unit.
5.1 Cleaning
- Use a soft, dry cloth to clean the screen and exterior.
- Avoid using harsh chemicals or abrasive cleaners, as they may damage the screen or finish.
5.2 Cooling Fan
The unit is equipped with an intelligent cooling fan to maintain stable operation and prevent overheating. The fan can be set to automatic or manual mode, with adjustable start temperatures.

Figure 26: Intelligent Cooling Fan Settings
6. Troubleshooting
If you encounter any issues, please refer to the following common troubleshooting steps. If the problem persists, contact customer support.
- No Power: Check all power connections. Ensure the vehicle's ignition is on.
- No Sound: Verify speaker connections. Check volume levels and mute settings. Ensure the correct audio source is selected.
- GPS Not Working: Ensure the GPS antenna is properly connected and has a clear view of the sky. Check GPS settings in the system.
- Bluetooth Connection Issues: Ensure Bluetooth is enabled on both the headunit and your mobile device. Try unpairing and re-pairing the devices.
- Screen Unresponsive: Try restarting the unit. If available, use the reset button (RST).
Most disputes are caused by incorrect use or installation. If you have any problems with the device, please contact the seller for a solution before opening a dispute.
7. Specifications
Detailed technical specifications for the Navifly GT Series Car Radio Multimedia Player.

Figure 27: Navifly GT Series Main Features
| Feature | Description |
|---|---|
| Model Variants | GT1, GT2, GT3, GT4, GT3-2K, GT4-2K |
| Operating System | Android 14 |
| Processor | Qualcomm Snapdragon 665 (8-Core: A73 2.0GHz + A53 1.8GHz) or 4-Core |
| RAM | 2GB, 4GB, 8GB (depending on model) |
| ROM | 32GB, 64GB, 256GB (depending on model) |
| Display Size | 7", 9", 10" |
| Resolution | 1024*600, 1280*720, 2000*1200 (2K QLED) |
| Screen Type | QLED, Full-fit screen, Ultra-clear |
| Bluetooth | BT 5.0 |
| Internet | 4G LTE, WIFI |
| CarPlay & Android Auto | Wireless/Wired Support |
| DSP | Support (12-band EQ or higher, depending on model) |
| DTS | Support (GT3, GT4 models only) |
| HDMI Out | Optional (GT3, GT4, GT3-2K, GT4-2K models) |
| Cooling Fan | Yes |
| Item Weight | 1.5kg |
| Voltage | 12 V |
| Out Power | 4*45W |
| Certification | CE, FCC |

Figure 28: Host Device Dimensions
8. Warranty and Support
Your Navifly GT Series Car Radio Multimedia Player comes with a one-year factory warranty. This warranty covers manufacturing defects but does not include accessories.
8.1 Customer Support
For any issues, questions, navigation updates, or new firmware, please contact the seller directly. They will provide assistance and solutions for your device.
9. User Tips
- Optimize Sound: Experiment with the DSP equalizer settings to find the perfect audio profile for your vehicle's acoustics and personal preference.
- Stay Updated: Regularly check with the seller for available navigation map updates or new firmware to ensure optimal performance and access to the latest features.
- Personalize Your UI: Explore the various UI themes to customize the look and feel of your headunit to match your style.
- Hands-Free Safety: Utilize the built-in Bluetooth and optional voice control features for hands-free calling and navigation to minimize distractions while driving.
- Expand Functionality: Consider adding optional accessories like a DVR, TPMS, or 360 camera to enhance safety and convenience.