1. Introduction
The Earykong Smart Wireless Doorbell offers enhanced home security and convenience. This manual provides detailed instructions for both the WiFi Video Doorbell (Model A) and the 433MHz Wireless Doorbell (Model B), covering installation, operation, and maintenance.

Image: Earykong WiFi Video Doorbell (Model A) mounted on a wall.
2. Product Features
- Two-Way Intercom: Communicate with visitors at your door.
- Night Vision: Clear visibility even in low-light conditions.
- Motion Detection (WiFi Version): Capture images when the doorbell is pressed.
- Mobile App Integration (WiFi Version): Receive push notifications and view events via the Kement APP.
- Long Standby Time (WiFi Version): Efficient power management.
- Easy Operation: Simple button trigger for the chime.

Image: Two-way audio communication with a delivery person.

Image: Smart Night Vision ensures details are not lost in darkness.
3. What's Included
Model A: WiFi Video Doorbell Camera

Image: Package contents for Model A (WiFi Doorbell Camera).
- 1x WiFi Doorbell Camera (rechargeable)
- 1x Doorbell Receiver (chime unit)
- Mounting screws and wall anchors
- USB charging cable
- User Manual
Model B: 433MHz Wireless Doorbell (No WiFi, No Camera, No APP)

Image: Package contents for Model B (433MHz Wireless Doorbell).
- 1x Wireless Transmission Button (requires 3V CR2032 battery, not included)
- 1x Doorbell Receiver (chime unit)
- Mounting accessories
- User Manual

Image: Dimensions and overall package contents for the Mini Doorbell.
4. Specifications
| Attribute | Value |
|---|---|
| Brand Name | Earykong |
| Item Type | VIDEO DOORBELL |
| Type | WiFi video doorbell |
| Intercom | Yes |
| Power Source | Electric Supply |
| Display | None |
| Feature | Photograph, Support Night Vision, Two-Way Intercom |
| Communication Interface | Wireless (2.4GHz WiFi for Model A, 433MHz for Model B) |
| Alarm | No |
| Certification | CE |
| Smart Home Platform | Other (Kement APP) |
| Use of Premises | Home/office/villa/hospital/school/factory |
| Package Weight | 0.25 kg |
| Package Dimensions | 15cm x 11cm x 8cm |
5. Setup Instructions
5.1. Model B: 433MHz Wireless Doorbell (No WiFi, No Camera)
This version operates wirelessly without a camera or app integration. It consists of a wireless transmission button and a plug-in chime unit.
- Install Battery: Insert a 3V CR2032 battery into the wireless transmission button (not included).
- Plug in Chime: Plug the doorbell receiver (chime unit) into a standard electrical outlet.
- Pairing (if needed): If the chime does not ring when the button is pressed, you may need to pair them. Refer to the video below for a demonstration of the pairing process.
- Mount Doorbell Button: Mount the wireless transmission button at your desired location using the provided adhesive or screws.
Video: Demonstration of pairing the 433MHz wireless doorbell button with the chime unit.
5.2. Model A: WiFi Video Doorbell Camera
This version connects to your home WiFi and integrates with the Kement APP for smart features.
- Charge Doorbell Camera: Ensure the WiFi Doorbell Camera is fully charged using the provided USB cable.
- Install Kement APP: Download and install the "Kement" application on your smartphone (available for Android and iOS).
- Grant App Permissions: Crucially, check your phone's system settings and ensure all permissions for the Kement APP are enabled, including notification management and application permission management. This is vital for receiving timely notifications.
- Add Device in App: Follow the in-app instructions to add your WiFi Doorbell Camera. This typically involves scanning a QR code on the device or following a guided setup process.
- Plug in Chime: Plug the doorbell receiver (chime unit) into a standard electrical outlet.
- Pairing Chime (if needed): If the chime does not ring when the doorbell button is pressed, you may need to pair it with the camera. Consult the app or the included manual for specific pairing steps.
- Mount Doorbell Camera: Mount the WiFi Doorbell Camera at your desired location using the provided screws and wall anchors.
Video: Demonstration of the WiFi doorbell sending notifications and capturing events via the Kement APP.

Image: Kement APP permissions are essential for proper functionality.
6. Operating Instructions
6.1. General Operation (Both Models)
- Triggering the Chime: Press the doorbell button. The chime unit will ring, alerting you to a visitor.

Image: Pressing the doorbell button triggers the chime.
6.2. WiFi Video Doorbell (Model A) Specifics
- Two-Way Audio: When a visitor presses the doorbell, you will receive a notification on your Kement APP. Open the app to see and speak with the visitor.
- Night Vision: The camera automatically switches to night vision mode in low light, providing clear images.
- Event Recording: The doorbell captures images or video when pressed, which can be reviewed in the Kement APP's event log.
- Multi-User Access: The WiFi doorbell supports multiple users (up to 3 people) to watch online simultaneously via the Kement APP.

Image: Two-way voice calls via the Kement APP for clear communication.

Image: Smart Wi-Fi connection allows long-distance signal transmission and remote viewing.
7. Maintenance
- Charging (Model A): The WiFi Doorbell Camera is rechargeable. Connect it to a power source using the USB cable when the battery is low.
- Battery Replacement (Model B): For the 433MHz Wireless Transmission Button, replace the 3V CR2032 battery when the button stops functioning or the signal weakens.
- Cleaning: Wipe the doorbell and chime units with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Weather Protection: While designed for outdoor use, ensure the doorbell camera is installed in a location that offers some protection from extreme weather conditions to prolong its lifespan.
8. Troubleshooting
- Doorbell Chime Not Ringing:
- Ensure the chime unit is properly plugged into a working power outlet.
- Check if the doorbell button's battery (Model B) needs replacement or if the camera (Model A) is charged.
- Re-pair the doorbell button/camera with the chime unit as described in the setup section.
- No Notifications on Kement APP (Model A):
- Verify that all Kement APP permissions are enabled in your phone's system settings, especially notification management.
- Ensure your phone has sufficient memory and is not aggressively closing background apps, especially for older Android devices.
- Check your WiFi connection for both the doorbell camera and your smartphone.
- Device Shuts Down Due to Low Battery (Model A):
- After connecting the charging cable, remember to remove the back cover and short press the Reset button to power on the device.
- Poor Two-Way Audio Quality (Model A):
- Ensure there is no obstruction between the doorbell and your phone's microphone/speaker.
- Check your internet connection speed.
9. User Tips
- Optimal Placement: For the WiFi version, place the doorbell within a good range of your 2.4GHz WiFi network for stable connection.
- App Permissions: Always double-check and enable all necessary permissions for the Kement APP on your smartphone to ensure you receive all alerts and can access features like two-way intercom and event logs.
- Battery Management: For the rechargeable WiFi doorbell, monitor battery levels through the app and charge proactively to avoid unexpected shutdowns. If it does shut down, remember to press the reset button after connecting the charger.
- Multi-User Monitoring: Take advantage of the multi-user feature to allow family members to monitor the doorbell simultaneously.
- Environmental Considerations: While the doorbell is designed for outdoor use, consider installing it under an overhang or in a sheltered spot to protect it from direct heavy rain or extreme sunlight, which can extend its lifespan.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the contact information provided with your purchase or visit the official Earykong website. Keep your proof of purchase for warranty claims.





