1. Introduction
Thank you for choosing the JOOAN T2R 3MP Wifi E27 Bulb Surveillance Camera. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
2. Safety Information & FCC Statement
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference.
- This device must accept any interference received, including interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Important: Changes or modifications not expressly approved by the manufacturer responsible for compliance could void the user's authority to operate the equipment.
3. Package Contents
Upon opening your product package, please ensure all items are present and in good condition:
- 1 x JOOAN T2R Bulb Camera
- 1 x User Manual
- 1 set x Screws (for optional mounting)
4. Product Overview
Familiarize yourself with the components of your JOOAN T2R camera:

Figure 4.1: Camera Component Diagram
- Light Socket: Standard E27 threaded interface for power.
- HD Lens: Captures 3MP Ultra HD video.
- White & IR LEDs: Provide illumination for color and infrared night vision.
- Mic: For two-way audio communication.
- Reset Button & SD Card Slot: Located on the bottom of the camera, accessible by rotating the camera head.
- Speaker: Located on the back of the camera.
Dimensions: Approximately 14.3 cm (5.6 in) in height and 8.2 cm (3.2 in) in width.
5. Specifications
| Feature | Specification |
|---|---|
| Brand | JOOAN |
| Model | T2R (Jooan Bulb Camera) |
| App Name | cam720 |
| Color | White |
| Interface | E27 threaded interface |
| Input Voltage | 100 - 220V |
| Power Supply | 5V1.5A (via E27 socket) |
| Power Consumption | 3W |
| Megapixels | 3 MP (2K Resolution) |
| Lens (mm) | 3.6mm focal length |
| Zoom Type | 4X Digital Zoom |
| Pan/Tilt Angle | Pan: 355°, Tilt: 90° |
| Viewing Angle | 90° |
| Connectivity | WIFI (2.4GHz only) |
| Wired Connection | No |
| Sensor | CMOS 1/3 (inch), SmartSens Brand |
| Video Compression Format | H.264 (also supports H.265+) |
| Video Format | PAL / NTSC |
| Minimum Illumination | 0.3 LUX |
| Night Vision | IR Night Vision, Color Night Vision (About 15M IR Distance) |
| Audio | Two-Way Talk Audio (1CH RCA Output) |
| AI Functions | Motion Detection, Humanoid Detection, Auto Tracking |
| Alarm Action | Ringing alarm / Mobile APP push (FTP Photo) |
| Storage | TF Card Slot (min 32GB, max 256GB), Cloud Storage |
| Recording | Automatic Loop Recording, Remote Playback |
| Supported Mobile Systems | Android, iOS |
| Working Temperature | -20°C ~ 55°C |
| Installation | Ceiling (E27 bulb socket) |
| Certification | CE |
TF Card Recording Capacity (Approximate):
- 32GB: Records approximately 6 days of video
- 64GB: Records approximately 12 days of video
- 128GB: Records approximately 24 days of video
- 256GB: Records approximately 48 days of video
Note: These are laboratory test data and may vary slightly depending on usage scenarios.
6. Setup
6.1. Physical Installation
The JOOAN T2R camera is designed for easy installation into a standard E27 light bulb socket. Ensure the power to the socket is off before installation.
- Choose a Location: Select an indoor location with an E27 bulb socket, ideally at a height of 1.2-1.4 meters for optimal coverage.
- Power Off: Turn off the power switch to the light socket where you intend to install the camera.
- Screw In Camera: Carefully screw the camera into the E27 bulb socket until it is snug. Do not overtighten.
- Power On: Restore power to the light socket. The camera will power on and begin its startup sequence.

Figure 6.1: Easy and Quick Installation

Figure 6.2: Power and WiFi Connection
6.2. App Installation & Account Setup
To control and view your camera, you need to install the 'cam720' app on your mobile device.
- Download App: Scan the QR code provided in the Quick User Guide (or search for 'cam720' in your device's app store) to download and install the application.
- Sign Up/Login: Open the cam720 app. If you are a new user, create an account by following the on-screen instructions. Existing users can log in with their credentials.
6.3. Network Connection
The camera supports 2.4GHz Wi-Fi connectivity. Ensure your mobile device is connected to a 2.4GHz Wi-Fi network during the setup process.
- Add Device: In the cam720 app, tap 'Add a device' or the '+' icon.
- Select Connection Method: The app may offer options like Bluetooth (BT) configuration, WiFi connection, or Network cable connection. For this model, primarily use WiFi connection.
- WiFi Configuration: Follow the app's prompts to connect the camera to your home Wi-Fi network. You will typically need to enter your Wi-Fi password. Keep the camera and your Wi-Fi router within a distance of two meters during initial setup for optimal signal strength.
- Device Discovery: The app will search for and discover your camera. Once found, you can name your camera and complete the setup.

Figure 6.3: cam720 App Interface for Device Setup
7. Operation
7.1. Live View & Control
Once connected, open the cam720 app to access the live feed from your camera.
- 360° View Coverage: The camera offers 355° pan and 90° tilt capabilities. Use the controls within the app to remotely adjust the camera's viewing angle to cover a wider surveillance area.
- Digital Zoom: Utilize the 4X digital zoom feature in the app to get a closer look at specific areas within the camera's view.

Figure 7.1: 360° View Coverage
7.2. Two-Way Audio
The camera features a built-in microphone and speaker, enabling two-way audio communication.
- Speak: Tap the microphone icon in the app to speak through the camera's speaker.
- Listen: The camera's microphone will pick up audio from its surroundings, allowing you to listen through the app.

Figure 7.2: Two-Way Audio for Live Communication
7.3. Motion Detection & Alerts
The camera is equipped with advanced AI functions for motion and humanoid detection.
- Smart Humanoid Detection: The camera can distinguish human shapes, reducing false alarms caused by pets or other moving objects.
- Real-time Alerts: When motion or a humanoid is detected, the camera can trigger an alarm siren and send real-time notifications to your mobile app.
- Alarm Siren: Activate the alarm siren feature via the app to deter intruders.

Figure 7.3: Smart Humanoid Detection and App Notifications
7.4. Night Vision
The camera provides both infrared (IR) and color night vision modes.
- IR Night Vision: Automatically switches to black and white mode in low light conditions, providing clear surveillance up to 15 meters.
- Color Night Vision: Utilizes the built-in white LEDs to provide full-color video even in very low light, offering more detail.

Figure 7.4: 3MP Ultra HD Color Night Vision
7.5. Recording & Storage
The camera supports both local TF card storage and cloud storage.
- TF Card Storage: Insert a TF card (minimum 32GB, maximum 256GB) into the designated slot for local storage. The camera supports automatic loop recording, overwriting the oldest footage when the card is full.
- Cloud Storage: The camera supports encryption cloud storage for lifetime. Refer to the cam720 app for details on cloud storage plans and activation.

Figure 7.5: Encryption Cloud Storage and TF Card Slot
7.6. Multi-user Remote Access
Share access to your camera with family members or trusted individuals.
- Sharing: Within the cam720 app, navigate to the camera settings and find the sharing option. You can invite other users to view the live feed and recordings.
8. Maintenance
- Cleaning: Use a soft, dry cloth to clean the camera lens and body. Do not use liquid cleaners or abrasive materials.
- Firmware Updates: Regularly check the cam720 app for available firmware updates to ensure optimal performance and security.
- Power Cycle: If the camera becomes unresponsive, try turning off the power to the E27 socket for a few seconds, then turning it back on.
- Reset: If issues persist, locate the reset button (refer to Product Overview) and press and hold it for several seconds until the camera indicates a reset (e.g., a voice prompt or LED change). This will restore factory settings, and you will need to reconfigure the camera.
9. Troubleshooting
- Camera not powering on: Ensure the E27 socket has power and the camera is screwed in correctly. Test the socket with a regular light bulb.
- Cannot connect to Wi-Fi:
- Ensure your Wi-Fi network is 2.4GHz. The camera does not support 5GHz Wi-Fi.
- Verify the Wi-Fi password is correct.
- Keep the camera close to the router during initial setup.
- If using a Wi-Fi extender, try connecting directly to the main router.
- Reset the camera and try the setup process again.
- Frequent disconnections:
- Check your Wi-Fi signal strength in the camera's location using your phone.
- Ensure there are no obstructions or sources of interference (e.g., microwaves, thick walls) between the camera and the router.
- Consider relocating the camera or using a Wi-Fi extender.
- No audio or poor audio quality:
- Ensure the microphone and speaker settings are enabled in the app.
- Check for any physical obstructions around the mic or speaker.
- Adjust volume settings on your mobile device.
- Night vision not working:
- Ensure the camera's environment is dark enough for night vision to activate automatically.
- Check night vision settings in the app (auto/IR/color).
- SD card not recording:
- Ensure the SD card is inserted correctly and is not full.
- Format the SD card through the app.
- Use a high-speed TF card (Class 10 or higher recommended).
- Check recording settings in the app.
- App notifications not received:
- Ensure app notifications are enabled in your phone's settings for the cam720 app.
- Check the camera's motion detection and alert settings in the app.
- Verify your phone has an active internet connection.
10. User Tips
- Optimal Placement: For best motion detection and coverage, install the camera at a height of 1.2-1.4 meters.
- Wi-Fi Stability: A stable 2.4GHz Wi-Fi connection is crucial for consistent performance. If experiencing issues, try to minimize distance to the router or reduce interference.
- Power Source: The camera is designed to be powered by a standard E27 light socket (100-220V). Ensure the socket provides continuous power for uninterrupted surveillance.
- SD Card Choice: Always use a high-speed TF card (Class 10 or U1/U3) to prevent recording issues and ensure smooth playback.
11. Warranty & Support
For warranty information, please refer to the seller's policy at the point of purchase. For technical support, you can contact JOOAN directly:
- Email: technicalreply@qacctv.com
- WhatsApp: +1 2029459595
- Website: www.youtube.com/@JOOANCAMERA
A detailed user manual in PDF format is also available for download: User manual (PDF)
12. Media Gallery
Product Demonstration Video
Video demonstrating the JOOAN T2R camera's easy installation, 360-degree view, 3MP HD resolution, alarm siren, two-way audio, IR night vision, color night vision, and app notifications.
Additional Product Images

Image 12.1: Key Features Overview

Image 12.2: Comprehensive Feature Set

Image 12.3: Versatile Application Scenarios





