1. Introduction
Thank you for choosing the DELLFY M79 2K Dash Cam. This device is designed to provide real-time video and audio recording while driving, enhancing safety and providing evidence in case of incidents. Please read this manual carefully to ensure proper installation and operation.
2. Package Contents
The DELLFY M79 Dash Cam package includes the following items:
- 1 x M79 2K Dash Cam (Front Unit)
- 1 x Ultra HD Rear Camera
- 1 x 64GB SD Card
- 1 x Car Charger
- 1 x 21.3 ft. Rear Camera Connection Cable
- 1 x Suction Mount
- 1 x App Download Connection Tutorial Manual
Video: Unboxing the DELLFY M79 2K Dash Cam. This video demonstrates the contents of the product package.
3. Product Features
- 2K Ultra HD Video: Front camera records in 2K resolution, paired with an Ultra HD rear camera for comprehensive coverage.
- 3-inch Display: Provides clear real-time viewing and playback.
- 160-degree Ultra-Wide-Angle Lens: Offers a broad field of vision without distortion.
- F2.5 Large Aperture & HDR Technology: Enhances image quality in varying light conditions, improving night vision and reducing over/under-exposure.
- Built-in Wi-Fi & Mobile App: Connects to a smartphone app for real-time viewing, video download, and sharing.
- Electronic Stability Control: Ensures clear recording even on bumpy roads.
- Loop Recording: Automatically overwrites older files to ensure continuous recording. Includes a 64GB SD card.
- G-Sensor: Detects collisions and locks footage to prevent overwriting.
- 24-Hour Parking Monitoring: Records when impacts are detected while parked (requires separate hardwire kit, not included).

Image: Comparison of 2K FHD and 1080P FHD video quality from the DELLFY M79 Dash Cam.

Image: Key features of the DELLFY M79 Dash Cam, highlighting 2K video, night vision, F2.5 aperture, loop recording, parking monitor, and G-sensor.
4. Setup & Installation
4.1 Inserting the SD Card
Insert the provided 64GB SD card into the designated slot on the dash cam. Ensure it clicks into place. The dash cam will automatically format the card upon first use or prompt you to do so.
4.2 Mounting the Front Dash Cam
Attach the suction mount to the front dash cam unit. Clean the windshield thoroughly before attaching the suction mount to ensure a secure grip. Position the dash cam where it does not obstruct your view of the road.
4.3 Installing the Rear Camera
The Ultra HD Rear Camera can be installed on the rear windshield. Use the provided 21.3 ft. connection cable to route the cable from the front dash cam to the rear camera. Ensure the cable is tucked away neatly to avoid interference with driving.
Video: Installation guide for the rear dash cam. This video demonstrates how to properly install the rear camera unit.
4.4 Power Connection
Connect the car charger to the dash cam's USB port and plug the other end into your vehicle's cigarette lighter socket. The dash cam will power on automatically when the vehicle's engine starts.
Video: Installation and operation guide for the 2K Dash Cam. This video provides a comprehensive overview of setting up and using the dash cam.
5. Operating Instructions
5.1 Basic Operation
The dash cam will automatically begin recording when powered on. Use the buttons below the screen to navigate menus and control functions. The 3-inch display shows real-time footage from both front and rear cameras.
5.2 Wi-Fi Connection and Mobile App
To connect your dash cam to the mobile app:
- Download the dedicated mobile app (refer to the included manual for app details).
- Enable Wi-Fi on your dash cam through the settings menu.
- Connect your smartphone to the dash cam's Wi-Fi network. The default password is usually 12345678.
- Open the app to view live footage, download videos, and adjust settings.

Image: Features of the DELLFY M79 Dash Cam's mobile app, including built-in Wi-Fi, video playback, download & backup, and social media sharing.
5.3 Loop Recording
The dash cam supports seamless loop recording. When the SD card is full, the oldest unlocked video files will be automatically overwritten by new recordings. This ensures continuous recording without manual intervention.
5.4 G-Sensor and Emergency Recording
The built-in G-sensor detects sudden movements or impacts. In the event of a collision, the current video segment will be automatically locked and saved in a separate folder, preventing it from being overwritten by loop recording.
5.5 24-Hour Parking Monitoring
With an optional USB-MINI hardwire kit (not included), the dash cam can monitor your vehicle 24/7. If an impact is detected while the vehicle is parked, the dash cam will automatically start recording for 1 minute and lock the footage.
6. Maintenance
- Regularly clean the camera lenses with a soft, dry cloth to ensure clear video quality.
- Format the SD card monthly to maintain optimal performance and prevent data corruption.
- Avoid exposing the dash cam to extreme temperatures or direct sunlight for prolonged periods.
7. Troubleshooting
7.1 Dash Cam Not Powering On
- Ensure the car charger is properly connected to both the dash cam and the vehicle's cigarette lighter socket.
- Check if the vehicle's cigarette lighter socket is functioning correctly.
- Verify the car charger cable is not damaged.
7.2 Recording Issues
- Ensure the SD card is correctly inserted and formatted.
- Check if the SD card is full (though loop recording should prevent this for normal videos).
- Use a high-quality Class 10 or higher speed SD card for optimal performance.
7.3 Wi-Fi Connection Problems
- Ensure Wi-Fi is enabled on the dash cam.
- Verify the correct Wi-Fi password (default is 12345678).
- Try restarting both the dash cam and your smartphone.
8. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 3.4 x 2.08 x 0.7 inches |
| Item Weight | 12.1 ounces |
| Video Capture Resolution | 1600p (2K Front) |
| Display Size | 3 inches |
| Lens Aperture | F2.5 |
| Connectivity Technology | Wi-Fi |
| Included SD Card | 64GB |
| Mounting Type | Windshield Mount (Suction) |
9. Warranty & Support
The DELLFY M79 Dash Cam comes with a 1-year quality protection warranty. For any issues encountered during installation or use, 7*24 hour support is available to assist you. Additionally, the product is eligible for a 30-day return policy.
For support, please refer to the contact information provided in your product's original packaging or contact the seller directly.