1. Product Overview
The CALEX Smarthome Siren is a versatile smart device designed to enhance your home security and notification system. It features an integrated LED ring and a powerful 110 dB siren, making it suitable for use as a doorbell, a programmable alert system, or a notification device within your smart home ecosystem. Its functionality can be expanded by integrating with other CALEX Smart accessories like motion sensors or door/window sensors.

Image 1.1: The CALEX Smarthome Siren and its retail packaging, showcasing the device's compact design and branding.
2. Key Features
- Wi-Fi Connectivity: Connects directly to your home Wi-Fi network for seamless integration.
- Easy Installation: Simple setup process via the CALEX app.
- Programmable Scenarios: Functions as a doorbell, notification, or alert system for custom scenarios.
- Integrated LED Ring: Provides visual alerts in addition to audible alarms.
- Expandable System: Compatible with other CALEX Smart accessories, such as motion sensors and door/window sensors, to create comprehensive security solutions.
- High Sound Output: Produces a loud 110 dB alarm for effective deterrence and notification.
3. Specifications
| Specification | Value |
|---|---|
| Sound Level | 110 dB |
| Mounting Type | Wall Outlet Plug-in |
| Sensor Technology Compatibility | Motion or Contact (when paired with accessories) |
| Manufacturer | Calex |
| Product Dimensions (L x W x H) | 10.5 x 10.5 x 10.5 cm |
| Weight | 1.1 Grams |
| Model Number | 429210 |
| Color | White-417 |
| Power Source | AC/DC |
| Compatible Devices | Smartphones and Tablets |
| Control Method | Application (CALEX App) |
| Included Components | CALEX Smart Siren 110db |
4. Setup Guide
4.1 Initial Setup
- Download the CALEX App: Search for "CALEX" in your smartphone's app store (iOS or Android) and download the official CALEX Smart app.
- Register/Log In: Open the app and create a new account or log in if you already have one.
- Plug In the Siren: Insert the CALEX Smarthome Siren into a standard wall outlet. The LED ring may flash, indicating it's in pairing mode.
- Add Device in App: In the CALEX app, tap the "+" icon (usually in the top right corner) to add a new device. Select "Siren" or "Alarm" from the list of available devices.
- Connect to Wi-Fi: Follow the on-screen instructions in the app to connect the siren to your 2.4 GHz Wi-Fi network. Ensure your phone is connected to the same Wi-Fi network during setup.
- Name the Device: Once connected, you will be prompted to name your siren (e.g., "Living Room Siren," "Front Door Alarm").

Image 4.1: The CALEX Smart app interface on a smartphone, demonstrating the control panel for smart devices.
4.2 Pairing with Other CALEX Smart Accessories
To expand the functionality of your siren, you can pair it with other CALEX Smart accessories such as motion sensors or door/window sensors. This allows the siren to trigger based on events detected by these sensors.
- Add Accessory: Add the motion sensor or door/window sensor to your CALEX app following its specific setup instructions.
- Create Automation/Scenario: In the CALEX app, navigate to the "Smart" or "Automation" section.
- Define Condition: Create a new automation. Set the condition (e.g., "When motion is detected by [Motion Sensor Name]" or "When [Door/Window Sensor Name] opens").
- Define Action: Set the action to "Turn on [Siren Name]" or "Activate alarm on [Siren Name]". You may also be able to customize the siren sound or LED behavior within the app.
- Save Automation: Save the new automation. The siren will now respond to the specified sensor events.
5. Operating Instructions
5.1 Basic Operation via CALEX App
- Manual Activation: Open the CALEX app, select your siren from the device list, and use the on-screen controls to manually activate or deactivate the siren and its LED ring.
- Sound Customization: Depending on app updates, you may be able to select different siren sounds or adjust the volume.
- LED Ring Control: Control the LED ring's brightness, color (if applicable), or flashing patterns for visual notifications.
5.2 Using with Scenarios and Automations
The primary function of the CALEX Smarthome Siren is to integrate into automated scenarios within the CALEX Smart ecosystem. Once automations are set up (as described in Section 4.2), the siren will operate automatically based on predefined conditions.
- Doorbell Function: If paired with a smart doorbell or door sensor, the siren can act as an audible doorbell notification.
- Security Alarm: When linked to motion or door/window sensors, the siren will activate to alert you of unauthorized entry or movement.
- General Notifications: Configure the siren to provide alerts for various smart home events, such as a smart lock being tampered with, or a smart camera detecting activity.
6. Maintenance
The CALEX Smarthome Siren requires minimal maintenance to ensure optimal performance.
- Cleaning: Gently wipe the siren's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or excessive moisture, as this can damage the device.
- Placement: Ensure the siren is plugged into a stable wall outlet and is not obstructed, allowing for clear sound propagation.
- Software Updates: Regularly check the CALEX app for firmware updates for your siren. Updates often include performance improvements and new features.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Siren does not power on. | No power from outlet; device malfunction. | Check if the outlet is working by plugging in another device. Try a different outlet. If still no power, contact support. |
| Siren cannot connect to Wi-Fi. | Incorrect Wi-Fi password; 5 GHz network selected; weak Wi-Fi signal; router issues. |
|
| Siren does not trigger with paired accessories (e.g., motion sensor). | Automation not set up correctly; accessory not paired; accessory battery low. |
|
| Siren is too loud/quiet or sound is not as expected. | Volume settings; specific sound profile. | Check the CALEX app for any volume control or sound profile settings for the siren. Not all sirens offer adjustable volume. |
8. Warranty and Support
For warranty information, please refer to the documentation provided with your purchase or visit the official CALEX website. CALEX products typically come with a limited warranty covering manufacturing defects.
If you encounter any issues not covered in this manual or require further assistance, please contact CALEX customer support:
- Website: Visit the official CALEX website for FAQs, support articles, and contact information.
- Email/Phone: Refer to the CALEX website for specific email addresses or phone numbers for technical support in your region.
Please have your product model number (429210) and purchase details ready when contacting support.





