Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your youkey DB312 2K Dual-Cam Wireless Video Doorbell with Chime. Please read this manual thoroughly before use to ensure proper functionality and safety. Keep this manual for future reference.
What's in the Box
Carefully unpack the box and ensure all items are present and in good condition. If any items are missing or damaged, please contact customer support.
- Video Doorbell Dual Cam x 1
- Screw pack x 1
- Hardwired pack x 1
- Mounting bracket x 1
- Type-C charging cable x 1
- Screw hole positioning card x 1
- 15° mounting wedge x 1
- Detaching pin x 1
- Quick start guide x 1
- Warning sticker x 1
Product Overview
The youkey DB312 is a 2K dual-camera video doorbell designed to monitor both visitors and packages at your doorstep. It features 5G WiFi connectivity, 8GB local storage, and compatibility with Alexa and Google Home for smart integration.
Key Features:
- Dual-Camera Design: Captures both person and packages, eliminating blind spots.
- 2K FHD Video: Provides clear details with 2K resolution and a 160° wide-angle view.
- Local Storage: Includes 8GB eMMC local storage for event recordings, no monthly fees required.
- Long Battery Life: Equipped with a 6400mAh rechargeable battery, offering up to 180 days of battery life (actual life may vary).
- Smart AI Detection: Utilizes Radar & PIR sensors for advanced motion, human, and package detection, reducing false alerts.
- Flexible Power Options: Supports both battery-powered and hardwired installation.
- Two-Way Audio: Communicate with visitors from anywhere.
- Color Night Vision: Enhanced visibility in low-light conditions.
- Voice Control: Works with Amazon Alexa and Google Assistant.

Image: The youkey DB312 Dual-Cam Video Doorbell, highlighting its two camera lenses for comprehensive coverage.
Setup & Installation
1. Charging the Doorbell
Before installation, fully charge the doorbell using the provided Type-C charging cable. A full charge ensures optimal battery performance.
2. Choosing Installation Method
The youkey DB312 supports two installation methods: battery-powered or hardwired.
- Battery Powered: Ideal for wireless setup. Ensure the doorbell is fully charged before mounting.
- Hardwired: Connects to existing doorbell wiring for continuous power. Consult a qualified electrician if you are unsure about hardwiring.

Image: Illustration of the two power options: battery-powered and hardwired installation.
3. Mounting the Doorbell
- Use the screw hole positioning card to mark drilling locations on your wall or doorframe.
- Drill holes and insert wall anchors if necessary.
- Attach the mounting bracket using the provided screws. If desired, use the 15° mounting wedge to angle the doorbell for better viewing.
- Secure the doorbell onto the mounting bracket.
4. App Setup and Connection
- Download the youkey app from your smartphone's app store.
- Create an account and follow the in-app instructions to add your DB312 doorbell.
- Ensure your doorbell is within range of your 2.4G/5Ghz Wi-Fi network for optimal connectivity.

Image: The youkey doorbell connecting to a smartphone via Wi-Fi 6, indicating successful setup.
Operating Instructions
1. Live View and Two-Way Audio
Access the live feed from your doorbell camera through the youkey app. Use the two-way audio feature to speak with visitors at your door from anywhere.

Image: A person interacting with the doorbell using the two-way audio feature.
2. Motion and Package Detection
The doorbell uses Radar, PIR, and AI for accurate detection of motion, humans, and packages. You will receive instant alerts on your smartphone when activity is detected.

Image: Package detection feature in action, showing a package highlighted and a notification on a phone.

Image: Customizable detection zones allow you to focus on specific areas and reduce unwanted alerts.
3. Night Vision
The doorbell features color night vision for clear images even in low-light conditions. A built-in motion-activated light provides additional visibility and security at night.

Image: Color night vision providing clear visibility of a person at night.
4. Voice Control Integration
Connect your youkey DB312 to Amazon Alexa or Google Assistant for convenient voice control. You can ask your smart device to show you the live feed from your doorbell.

Image: Voice control in action, showing the doorbell feed on a smart display via Alexa.
5. Video Playback and Storage
Event recordings are stored on the integrated 8GB eMMC local storage. You can review past events through the youkey app without any subscription fees.
Maintenance
Battery Management
The doorbell's 6400mAh rechargeable battery provides extended usage. Actual battery life depends on usage frequency and environmental factors. When the battery level is low, you will receive a notification via the app. Recharge the doorbell using the provided Type-C charging cable. For hardwired installations, the doorbell receives continuous power and does not require manual charging.
Cleaning
To maintain optimal performance, periodically clean the camera lenses and the doorbell's exterior with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the device.
Troubleshooting
If you encounter issues with your youkey DB312 doorbell, please refer to the following common solutions:
- Doorbell Not Powering On/Holding Charge: Ensure the doorbell is fully charged using the Type-C cable. If hardwired, verify the wiring connection. If the issue persists, the battery may need replacement.
- No Notifications/Delayed Alerts: Check your Wi-Fi connection strength. Ensure the youkey app has necessary permissions for notifications on your smartphone. Adjust motion detection sensitivity settings in the app.
- Poor Video Quality: Verify your Wi-Fi signal strength. Ensure the camera lenses are clean and free from obstructions.
- Difficulty Connecting to Wi-Fi: Ensure you are connecting to a 2.4Ghz or 5Ghz network as supported. Restart your router and the doorbell, then attempt to reconnect via the app.
- Two-Way Audio Issues: Check your smartphone's microphone and speaker settings. Ensure the doorbell's microphone and speaker are not obstructed.
For further assistance, please contact youkey customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Name | youkey Dual-cam Doorbell DB312 |
| Video Resolution | 2K FHD |
| Field of View (FOV) | Main camera: 158°, Bottom camera: 120° |
| Connectivity | 2.4G/5Ghz Wi-Fi (Wi-Fi 6) |
| Local Storage | 8GB eMMC |
| Battery Capacity | 6400mAh (rechargeable) |
| Power Options | Battery Powered, Hardwired |
| Detection | Radar, PIR, AI (Motion, Human, Package) |
| Night Vision | Color Night Vision |
| Audio | 2-Way Audio |
| Compatibility | Amazon Alexa, Google Assistant, youkey H310 |
| Water Resistance | IP67 Waterproof |
| Dimensions | 6.17 x 1.25 x 2.2 inches |
Official Product Videos
Vivid 2K HD Video Quality with WDR and Color Night Vision
Video: Demonstrates the vivid 2K HD video quality, Wide Dynamic Range (WDR), and color night vision capabilities of the youkey DB312 doorbell.
Daily Operation of the youkey DB312 Video Doorbell
Video: Shows how the youkey DB312 video doorbell functions in daily use, including interactions and alerts.
Warranty & Support
Warranty Information
youkey offers a 30-day free return or replacement policy. For quality-related issues within 6 months of purchase, you are eligible for a free replacement. Please retain your proof of purchase for warranty claims.
Customer Support
Our dedicated 24/7 customer support team is available year-round to assist you with any questions or issues. You can reach us via:
- Support Email: support@youkey.com
- Support Line: +1 888-555-3333