Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your NGTeco D500 Series Video Doorbell Camera. Please read this manual thoroughly before using the product to ensure proper functionality and safety. The NGTeco D500 Series offers 1080P HD video, two-way audio, motion detection, and night vision, enhancing your home security and convenience.
Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact NGTeco customer support.

Image: Contents of the NGTeco D500 Series Video Doorbell package, including the doorbell unit, mounting hardware, USB charging cable, power adapter, and Quick Start Guide.
- NGTeco D500 Series Video Doorbell Camera
- Wireless Chime
- Mounting Bracket
- Mounting Screws and Wall Anchors
- USB Charging Cable
- Power Adapter
- Quick Start Guide
- Note: Two 18650 rechargeable batteries are required and are not included in the package.
Product Overview
Familiarize yourself with the components of your NGTeco D500 Series Video Doorbell Camera.

Image: The NGTeco D500 Series Video Doorbell Camera, shown with its wireless chime and a smartphone displaying a live feed of a delivery person. This illustrates the complete system and its remote viewing capability.
Key Features:
- 1080P HD Video & Night Vision: Provides clear video with a 120° view angle, allowing you to see visitors from head to toe, even in low light conditions.
- Two-Way Audio: Enables real-time communication with visitors at your door.
- Motion Detection Alerts: Sends instant notifications to your smartphone when motion is detected.
- Video Recording: Automatically records video to an SD card (not included) or cloud storage (subscription may be required) upon motion detection or doorbell press.
- Wireless Chime: Provides an audible alert inside your home when the doorbell is pressed.
- Smart Home Compatibility: Works with Amazon Alexa and Google Assistant for integrated control.
- Weatherproof Design: Rated IP54 for outdoor use, suitable for various weather conditions.
Setup and Installation
1. Battery Installation
The NGTeco D500 Series requires two 18650 rechargeable batteries (not included). Ensure correct polarity when inserting the batteries.

Image: A close-up view of the doorbell's battery compartment, indicating the need for two alkaline batteries (not included).
2. App Download and Setup
- Download the "NGTeco Home" app from your smartphone's app store (iOS or Android).
- Register for an account or log in if you already have one.
- Follow the in-app instructions to add your D500 Series Video Doorbell Camera. This typically involves scanning a QR code on the device and connecting it to your Wi-Fi network.
3. Physical Installation
Choose a suitable location near your front door. Use the provided mounting bracket, screws, and wall anchors to securely attach the doorbell to the wall. Ensure the camera has a clear view of your entrance.

Image: The NGTeco D500 Series Video Doorbell installed outdoors during rain, illustrating its waterproof design for reliable performance in various weather conditions.
4. Chime Setup
Plug the wireless chime into any standard AC wall outlet inside your home. The chime will automatically pair with your doorbell. You can adjust the volume and ringtone settings through the NGTeco Home app.

Image: An image showing the NGTeco D500 Series Video Doorbell installed at a door, with the wireless chime plugged into an indoor outlet, highlighting its flexible placement.
Operation
Live View and Two-Way Audio
Open the NGTeco Home app to access the live video feed from your doorbell. Use the microphone icon in the app to activate two-way audio and speak with visitors.

Image: A smartphone screen displaying the live video feed from the doorbell camera within the NGTeco Home app, showing a delivery person.

Image: An image illustrating the two-way audio feature, where a user communicates with a visitor at the door through their smartphone.
Motion Detection and Alerts
The doorbell features PIR motion detection. When motion is detected, you will receive an instant notification on your phone, and the event will be recorded. Sensitivity settings can be adjusted in the app.

Image: An image depicting the doorbell's PIR motion detection in action, showing a person at the door and the corresponding alert on a smartphone, emphasizing security.
Video Recording and Playback
Recorded videos are stored on a local SD card (if installed) or in cloud storage (if subscribed). You can review past events through the playback function in the NGTeco Home app.

Image: A smartphone screen showing the video playback timeline within the NGTeco Home app, with thumbnails of recorded events.
Smart Home Integration
The NGTeco D500 Series is compatible with Amazon Alexa and Google Assistant. Link your doorbell through the respective smart home apps to enable voice commands and view live feeds on compatible smart displays.

Image: An image showing the doorbell integrated with a smart display, demonstrating its compatibility with Amazon Alexa and Google Assistant for voice control and viewing.
Maintenance
Battery Management
Monitor the battery level through the NGTeco Home app. Recharge the 18650 batteries using the provided USB cable and power adapter when the battery indicator is low. Battery life varies based on usage and environmental factors.
Cleaning
Wipe the camera lens and doorbell surface with a soft, damp cloth to remove dust and smudges. Avoid using harsh chemicals or abrasive materials that could damage the device.
Troubleshooting
- Doorbell not connecting to Wi-Fi: Ensure your Wi-Fi network is 2.4GHz. Check Wi-Fi signal strength at the doorbell's location. Restart your router and the doorbell.
- No motion detection alerts: Verify motion detection is enabled in the app settings. Adjust sensitivity levels. Ensure there are no obstructions blocking the sensor.
- Poor video quality: Check your Wi-Fi connection speed. Ensure the camera lens is clean.
- Chime not ringing: Confirm the chime is plugged in and powered on. Check chime settings in the app to ensure it's paired and enabled.
- Two-way audio issues: Ensure your phone's microphone and speaker are enabled for the NGTeco Home app. Check the doorbell's microphone and speaker for obstructions.
For further assistance, refer to the "Warranty and Support" section.
Specifications
| Model Name | D500 |
| Video Capture Resolution | 1080p, 720p |
| Power Source | Battery Powered (Requires two 18650 batteries, not included) |
| Connectivity Technology | Wireless (Wi-Fi) |
| Controller Type | Amazon Alexa, Google Assistant |
| Mounting Type | Wall Mount |
| International Protection Rating | IP54 |
| Special Features | Motion Sensor, Night Vision |
| Item Weight | 12.6 ounces |
| Package Dimensions | 6.42 x 6.02 x 2.52 inches |
Warranty and Support
NGTeco provides a one-year warranty for the D500 Series Video Doorbell Camera. We also offer lifelong free technical support in the USA.
For any support needs, please contact us:
- Phone: (770) 800-2321
- Hours: Monday to Friday, 6:00 am to 6:00 pm (EST)





