1. Introduction
Thank you for choosing the YI Pan-Tilt Dome Security Camera. This manual provides essential information for setting up, operating, and maintaining your camera to ensure optimal performance and security. The YI Pan-Tilt Dome Camera offers 360-degree coverage, 1080p HD video, enhanced night vision, two-way audio, and intelligent motion detection, making it an ideal solution for monitoring your home, pets, or office.
2. What's in the Box
Upon opening your YI Pan-Tilt Dome Security Camera package, you should find the following items:
- YI Pan-Tilt Dome Security Camera(s)
- Power Adapter(s)
- USB Power Cable(s)
- Mounting Bracket(s)
- Mounting Screws and Wall Anchors
- User Manual (this document)
Video Description: An unboxing video showing the contents of the YI Pan-Tilt Dome Security Camera package, including the cameras, power cables, mounting brackets, and user manual.
3. Product Overview
The YI Pan-Tilt Dome Security Camera is designed for comprehensive indoor surveillance. Key features include:
- 360-Degree Tracking: Pan and tilt functionality to cover every corner of your room.
- 1080p HD Video: High-resolution video for clear and detailed footage.
- Enhanced Night Vision: Clear monitoring in low-light conditions or complete darkness.
- Two-Way Audio: Built-in microphone and speaker for communication.
- Intelligent Motion & Sound Detection: Receive alerts for detected activity.
- Flexible Storage: Supports MicroSD card and cloud storage options.
- Time-Lapse Feature: Condense hours of footage into short clips.
- Smart Home Compatibility: Works with Amazon Alexa and Google Assistant.

Image Description: The YI Pan-Tilt Dome Security Camera, a compact white device with a black camera lens housing that can pan and tilt.
4. Setup Guide
4.1 Powering On the Camera
- Connect the USB power cable to the camera's Micro USB port.
- Plug the power adapter into a wall outlet.
- The camera will power on and begin its initialization sequence.
4.2 Installing the YI Home App
- Download the 'YI Home' app from the App Store (iOS) or Google Play Store (Android).
- Open the app and create a new account or log in if you already have one.
4.3 Pairing the Camera with the App
- In the YI Home app, tap the '+' icon to add a new device.
- Select your camera model from the list.
- Follow the on-screen instructions to connect the camera to your 2.4GHz Wi-Fi network. This typically involves scanning a QR code generated by the app with the camera's lens.
- Once connected, you can name your camera and begin monitoring.
4.4 Mounting the Camera (Optional)
The camera can be placed on a flat surface or mounted to a wall or ceiling using the provided mounting bracket and hardware.
- Choose a suitable location with a clear view and access to a power outlet.
- Attach the mounting bracket to the desired surface using the screws and wall anchors.
- Securely attach the camera to the mounting bracket.
5. Operating Instructions
5.1 Live View and Pan-Tilt Control
From the YI Home app, tap on your camera to access the live view. Use the on-screen joystick or swipe gestures to pan (horizontal) and tilt (vertical) the camera lens, providing a 360-degree view of your space.

Image Description: The camera offers extensive coverage with 355° horizontal and 84° vertical rotation, controllable via the app.
5.2 Two-Way Audio
To use the two-way audio feature, tap the microphone icon in the live view. You can then speak through your phone, and your voice will be projected through the camera's speaker. Similarly, you can hear audio from the camera's location.
5.3 Motion and Sound Detection
The camera is equipped with intelligent human, motion, and sound detection. When activity is detected, you will receive notifications on your smartphone. You can customize alert sensitivity and detection zones within the app settings.

Image Description: Advanced AI human detection identifies human figures, reducing false alarms and sending activity alerts.
5.4 Night Vision
The camera automatically switches to enhanced night vision mode in low-light conditions, providing clear black-and-white video footage without disturbing the environment.

Image Description: Enhanced night vision with infrared (IR) lights provides clear monitoring up to 9 meters in low light or complete darkness.
6. Advanced Features
6.1 Storage Options
Your YI camera offers two primary storage methods for your video recordings:
- MicroSD Card: Insert a Class 10 microSD card (up to 64GB, FAT32 format) into the camera's slot for continuous local recording.
- YI Cloud Service: Subscribe to the YI Cloud service for secure, off-site storage of your event recordings and longer video history.

Image Description: The camera supports both secure cloud storage and local storage via a Class 10 microSD card (up to 64GB, FAT32 format).
Video Description: This video demonstrates how to manage and view recorded events stored on the SD card within the YI Home App, including navigating the timeline and accessing continuous recordings.
6.2 Time-Lapse Recording
The Time-Lapse feature allows you to compress up to 6 hours of footage into a short 5-30 second clip, perfect for reviewing extended periods of activity quickly.
6.3 Smart Home Integration
The YI Pan-Tilt Dome Camera is compatible with Amazon Alexa and Google Assistant. You can use voice commands to view live feeds on compatible smart displays.

Image Description: Integrate your YI camera with Amazon Alexa for convenient voice control and live viewing on compatible devices.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the camera lens and body. Avoid harsh chemicals or abrasive materials.
- Firmware Updates: Regularly check the YI Home app for firmware updates to ensure your camera has the latest features and security enhancements.
- Power Cycle: If the camera experiences issues, try unplugging it from the power source for 10 seconds and then plugging it back in.
8. Troubleshooting
- Camera Offline: Ensure the camera is powered on and connected to your 2.4GHz Wi-Fi network. Check your router's internet connection.
- No Notifications: Verify that motion/sound detection is enabled in the app settings and that app notifications are allowed on your smartphone.
- Poor Video Quality: Check your Wi-Fi signal strength. Move the camera closer to your router or reduce interference.
- SD Card Not Recording: Ensure the microSD card is correctly inserted, formatted to FAT32, and not full. Replace if corrupted.
- App Issues: Ensure your YI Home app is updated to the latest version. Try restarting the app or your smartphone.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | YI |
| Model Name | R30 |
| Model Number | YRS.3521 |
| Connectivity Technology | Wi-Fi, Ethernet |
| Video Capture Resolution | 1080p |
| Special Features | Night Vision, Motion Sensor, 2-Way Audio, HD Resolution, Sound Detection |
| Indoor/Outdoor Usage | Indoor |
| Compatible Devices | Amazon Alexa, Google Assistant |
| Field Of View | 140 Degrees (Lens) |
| Pan/Tilt Range | 355° Horizontal & 84° Vertical |
| Storage | MicroSD (up to 64GB, FAT32), Cloud Service |
| Power Source | Corded Electric (100-240 Volts, 5 Watts) |
| Item Dimensions | 3.7 x 7.4 x 6.5 inches |
| Item Weight | 7.36 ounces |
10. Warranty and Support
For warranty information and technical support, please refer to the official YI Technology website or contact their customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, visit the YI Store on Amazon.