1. Introduction
Thank you for choosing the DIFANG 4K Wifi Security Camera. This manual provides detailed instructions for the proper installation, operation, and maintenance of your new security camera. Please read this manual thoroughly before use to ensure optimal performance and safety. This camera is designed for both indoor and outdoor surveillance, offering advanced features such as dual lenses, two-way audio, color night vision, and intelligent light alarms.
2. Product Overview
The DIFANG 4K Wifi Security Camera is an advanced surveillance solution featuring a dual-lens system for a wider field of view and dual-screen monitoring. It supports 8MP resolution, AI human detection, and a 360° PTZ (Pan-Tilt-Zoom) function for comprehensive coverage. Equipped with bright floodlights, it provides clear color night vision and includes a police light alarm for enhanced security.
Key Features:
- Dual-Lens & Dual Screen: Captures more details from all angles, offering a wider field of view compared to traditional single-lens cameras.
- 8MP Resolution: Provides high-definition video for clear monitoring.
- AI Human Detection Alarm: Intelligently detects human movement and triggers alerts.
- 360° PTZ Functionality: Pan 350° horizontally and Tilt 90° vertically for full area coverage.
- Two-Way Audio: Built-in microphone and speaker for real-time communication.
- Color Night Vision: F1.4 Super Starlight Lens with 3500K warm light for clear color images in low light, alongside infrared night vision.
- Police Light Alarm: Flashing red and blue lights with sound warning upon intrusion.
- IP66 Waterproof: Durable design suitable for outdoor use in various weather conditions.
- Connectivity: Supports 2.4GHz WiFi and wired Ethernet connection.
- Storage: Supports TF Card up to 128GB and encryption security cloud storage.
- Remote Monitoring: View live feed and recordings via the Yoosee app on your smartphone.
- Multi-User Access: Share camera access with family and friends.
Camera Components:

3. Package Contents
Please check the package contents upon receipt. If any items are missing or damaged, contact your retailer.
- DIFANG 4K Wifi Security Camera (WIFI-14DQQ)
- Power Adapter (US Plug, EU Plug, AU Plug, or UK Plug, depending on selection)
- Mounting Screws and Wall Plugs
- User Manual (this document)
4. Specifications
| Attribute | Value |
|---|---|
| Brand Name | DiFang |
| Model Number | WIFI-14DQQ |
| High Definition | 4.0 Megapixels (8MP option available) |
| Connectivity | WiFi (2.4GHz), Wired Connection |
| Sensor | CMOS |
| Style | Dome Camera |
| Audio Output | Two Way Audio |
| Special Features | Waterproof / Weatherproof (IP66) |
| Color Night Vision | Yes |
| AI Functions | Motion Detection |
| Operating Temperature | -10°C to 60°C |
| IP Rating | IP66 |
| Movement Range (Pan) | 0°-360° (355° controllable) |
| Movement Range (Tilt) | -10°-180° (90° controllable) |
| Viewing Angle | 360° |
| Lens (mm) | 2mm (Dual 3.6mm lens system) |
| IR Distance (m) | 20m |
| TF Card Support | Max 128GB |
| Internal Storage | 128G (Max TF Card) |
| Power Supply | Normal (Mains Electricity) |
| Power Supply (V) | 12V |
| Power Consumption (W) | 60W |
| Supported Mobile Systems | Android, iOS |
| Supported Operating Systems | Windows 98, XP, Vista, 7, macOS, 8, 10, 2000, 2008, 2003 |
| Video Compression Format | H.264 |
| Installation | Ceiling, Side, Normal, Wall Mounted, Pendant Mount, Vertical Pole Mount |
| Dimensions (L x W x D)(mm) | 280 x 180 x 160 mm |
| App Name | Yoosee |
5. Setup Guide
5.1. Installation
The DIFANG 4K Wifi Security Camera is designed for versatile installation, including ceiling, side, wall, pendant, and vertical pole mounting. Its IP66 waterproof rating ensures reliable operation outdoors in various weather conditions.
- Choose a Location: Select a location that provides the desired viewing angle and is within range of your 2.4GHz WiFi network or has access to a wired Ethernet connection. Ensure the camera is positioned to cover critical areas without obstructions.
- Mounting: Use the provided mounting screws and wall plugs to securely attach the camera bracket to your chosen surface.
- Adjust Angle: Once mounted, adjust the camera's physical orientation to the desired initial viewing angle.

5.2. Power Connection
Connect the provided 12V power adapter to the camera's power input port and then plug it into a suitable power outlet. The camera will power on and initiate its startup sequence.
5.3. Network Connection
The camera supports both 2.4GHz WiFi and wired Ethernet connections.
- Wired Connection (Recommended for Stability): Connect an Ethernet cable from your router to the camera's Ethernet port.
- WiFi Connection: Ensure your router is broadcasting a 2.4GHz WiFi signal. The camera's dual antennas enhance signal penetration.

5.4. App Installation and Initial Setup
- Download Yoosee App: Search for "Yoosee" in your mobile app store (Android or iOS) and download the application.
- Register/Login: Open the Yoosee app and create a new account or log in if you already have one.
- Add Device: Follow the in-app instructions to add your new camera. This typically involves scanning a QR code on the camera or using an AP Hotspot mode for initial pairing.
- Configure WiFi (if applicable): If using WiFi, select your 2.4GHz network and enter the password when prompted by the app.
- Complete Setup: Once connected, you can name your camera and adjust initial settings within the app.
6. Operating Instructions
6.1. Dual-Lens and Dual Screen Monitoring
Your camera features two lenses that provide a wider field of view, displayed simultaneously on a dual screen within the Yoosee app. This allows you to monitor two different areas or perspectives at once.

6.2. PTZ Control (Pan-Tilt-Zoom)
Control the camera's movement remotely through the Yoosee app. You can pan the camera 355° horizontally and tilt it 90° vertically to adjust the viewing area as needed.

6.3. Two-Way Audio Communication
Utilize the built-in microphone and speaker to communicate with individuals near the camera. This feature is accessible via the Yoosee app, allowing for real-time conversations.

6.4. Night Vision Modes
The camera offers versatile night vision capabilities:
- Infrared Night Vision: Provides clear black and white images in complete darkness.
- Full-Color Night Vision: Activates bright floodlights to capture full-color video even in very low light conditions.
- Smart Night Vision: Automatically switches between infrared and color night vision based on ambient light and detected motion.

6.5. Motion Detection and Alarms
The camera features AI human detection to minimize false alarms. When human motion is detected, the camera can:
- Send instant notifications to your smartphone.
- Trigger a police light alarm (flashing red and blue lights) and an audible warning.
- Begin recording video to your chosen storage method.

6.6. Video Recording and Storage
The camera supports continuous recording or event-triggered recording (e.g., motion detection). You have two storage options:
- TF Card: Insert a MicroSD card (up to 128GB) into the designated slot on the camera. The camera will automatically record to the card.
- Cloud Storage: Subscribe to the cloud storage service via the Yoosee app for secure, off-site video backup.
6.7. Remote Viewing and Multi-User Access
Access your camera's live feed and recorded footage from anywhere using the Yoosee app on your smartphone. You can also share access to your camera with family members or trusted individuals, allowing multiple users to monitor the same location.


6.8. Product Demonstration Video
7. Maintenance
- Cleaning: Regularly wipe the camera lens and body with a soft, dry cloth to remove dust and dirt. Do not use harsh chemicals or abrasive cleaners.
- Firmware Updates: Check the Yoosee app periodically for available firmware updates. Keeping your camera's firmware up-to-date ensures optimal performance, security, and access to new features.
- Power Cycle: If the camera experiences issues, try power cycling it by unplugging and re-plugging the power adapter.
- Network Stability: Ensure your WiFi network is stable and strong, especially for outdoor installations.
8. Troubleshooting
- Camera Offline: Check power connection, WiFi signal strength, and router status. Restart the camera and router. Ensure the camera is within 2.4GHz WiFi range.
- Cannot Connect to App: Verify correct WiFi password. Ensure your phone is connected to a 2.4GHz network during initial setup. Try resetting the camera (refer to app instructions for reset procedure).
- Poor Video Quality: Check network bandwidth. Ensure the lens is clean. Adjust camera position for better lighting.
- Motion Detection Not Working: Verify motion detection settings are enabled in the Yoosee app. Adjust sensitivity levels. Ensure there are no obstructions in the camera's field of view.
- No Audio/Poor Audio: Check microphone and speaker settings in the app. Ensure there are no physical obstructions blocking the microphone or speaker.
- TF Card Not Recording: Ensure the TF card is inserted correctly and is not full. Format the TF card via the app if necessary. Check recording settings in the app.
9. User Tips
- Optimal WiFi Placement: For outdoor cameras, consider using a WiFi extender if the camera is far from your router to ensure a strong and stable connection.
- Regular Review of Footage: Periodically check recorded footage to ensure the camera is capturing the desired events and that settings are appropriate.
- Secure Your Account: Use a strong, unique password for your Yoosee account and enable any available two-factor authentication for added security.
- Privacy Zones: Utilize privacy zone features in the app to block out areas you do not wish to monitor, such as public sidewalks or neighbor's property.
- Test Alarms: After setup, test the motion detection and alarm functions to ensure they are working correctly and alerting you as expected.
10. Warranty and Support
For warranty information and technical support, please refer to the documentation provided at the point of purchase or contact your retailer. Keep your purchase receipt as proof of purchase.