1. Introduction
Thank you for choosing the Bewinner Wireless Video Doorbell System. This system provides enhanced home security with an 8MP camera, 1080P video recording, two-way audio communication, and a convenient 4.3-inch color display. This manual will guide you through the setup, operation, and maintenance of your new doorbell system.
2. Product Overview and Package Contents
Familiarize yourself with the components included in your package.

Image 2.1: Complete package contents of the Bewinner Wireless Video Doorbell System.
Package Contents:
- 1 x Doorbell Unit
- 1 x Doorbell Back Plate
- 1 x Display Screen
- 1 x Display Screen Back Plate
- 1 x Charging Cable (Type-C)
- 1 x Instruction Manual (This Document)
- 2 x Adhesive Stickers
- 6 x Expansion Plugs
- 6 x Screws
- 1 x Small Screw

Image 2.2: The Bewinner Wireless Video Doorbell Unit and Display Screen.
3. Specifications
| Item Type | Video Doorbell System |
| Material | ABS |
| Screen Size | 4.3 inches |
| Lens Pixel | 8 MP |
| Lens Angle | 70° |
| Night Vision Distance | 5-10 m / 16.4-32.8 feet |
| Detection Distance | 5 m / 16.4 feet |
| Doorbell Battery | 800 mAh Li-Ion (built-in) |
| Display Battery | 400 mAh Li-Ion (built-in) |
| Memory Card Support | Small memory card, supports up to 128 GB (not included) |
| Charging Port Type | Type C |
| Waterproof Rating | IP65 |
4. Setup and Installation
Follow these steps to set up and install your Bewinner Wireless Video Doorbell System.
4.1 Initial Pairing:
- Power On: Locate the switch on the side of the display unit and turn it on.
- Initiate Pairing: Simultaneously long-press the 'Ding Dong' button on the doorbell unit and the 'M' button on the display unit.
- Observe Indicator: Watch for the indicator light to flash on both units.
- Automatic Connection: Allow a short period for the doorbell and display to automatically connect. Once connected, the display will show the live image from the doorbell camera.
4.2 Memory Card Installation (Optional):
To enable automatic video recording, insert a small memory card (up to 128 GB, not included) into the designated slot on the display unit.
4.3 Mounting the Doorbell Unit:
The doorbell unit can be mounted using the provided back plate, screws, and expansion plugs, or with adhesive stickers for temporary placement. Ensure the mounting location provides a clear view and is within range of the display unit.

Image 4.1: Doorbell and display unit before mounting.
5. Operating Instructions
Understand how to use the various features of your video doorbell system.
5.1 Live View and Video Recording:
- When a visitor presses the doorbell button, the camera activates, and the live video feed is displayed on the 4.3-inch screen.
- If a memory card is installed, the system will automatically record video when the doorbell is pressed.
5.2 Two-Way Audio Communication:
The system features a Hi-Fi microphone and high-power speakers for clear two-way communication between the visitor and the person indoors.
- When the doorbell is pressed, you can speak to the visitor through the display unit.
- Volume adjustment is supported to ensure comfortable communication.

Image 5.1: Display screen illustrating two-way audio capability.

Image 5.2: Detail of the doorbell unit's speaker and microphone.
5.3 Day and Night Vision:
The integrated high-power infrared night vision light and ICR infrared filter allow the system to automatically switch between day and night modes, providing clear images in various lighting conditions.

Image 5.3: Comparison of blurry vs. clear image quality from the HD lens.

Image 5.4: Diagram of the 8MP 70-degree high-definition lens.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your doorbell system.
6.1 Battery Charging:
- Both the doorbell and display units have built-in rechargeable Li-Ion batteries.
- Charge the units using the provided Type-C charging cable. A standard cell phone charger can be used.
- With typical usage (5 presses/day, 10 seconds talk time), the doorbell battery can last approximately three months.

Image 6.1: Display unit connected to a charger for continuous operation.
6.2 Cleaning:
- Wipe the doorbell and display units with a soft, dry cloth.
- Avoid using abrasive cleaners or solvents that may damage the surfaces.
6.3 Environmental Considerations:
- The doorbell unit has an IP65 waterproof rating, making it suitable for outdoor use.
- Avoid exposing the display unit to excessive moisture or extreme temperatures.
7. Troubleshooting
If you encounter issues with your doorbell system, refer to the following common problems and solutions.
7.1 No Image on Display:
- Ensure both the doorbell and display units are powered on and fully charged.
- Verify that the units are properly paired (refer to Section 4.1).
- Confirm that the doorbell button is being pressed to activate the camera and display. The display and camera remain inactive if the doorbell is not pressed.
7.2 Poor Audio Quality:
- Check the volume settings on the display unit.
- Ensure there are no obstructions blocking the microphone or speaker on either unit.
7.3 Video Recording Not Working:
- Ensure a compatible memory card (up to 128 GB) is correctly inserted into the display unit.
- Check if the memory card is full and needs to be formatted or replaced.
7.4 Short Battery Life:
- Ensure both units are fully charged before use.
- Frequent activation or prolonged two-way conversations can reduce battery life.
- Consider connecting the display unit to a power source for continuous operation if needed.
8. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Bewinner website. Keep your purchase receipt as proof of purchase for any warranty claims.
