Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Byron DBY-23531 Wireless Doorbell Kit. This kit allows you to customize your doorbell melody and offers a portable chime unit for flexible placement. It includes a stylish indoor chime and a weather-resistant push button with an LED indicator for outdoor use.
Product Overview
The Byron DBY-23531 Wireless Doorbell Kit offers several key features:
- Custom Melody Recording: Record your preferred melody from a smartphone, computer, or tablet using the included AUX cable.
- Pre-set Melodies: Choose from 8 pre-programmed melodies.
- Wireless Installation: No complex wiring required.
- Portable Chime Unit: The indoor chime operates on 3 AA batteries (not included) and can be placed anywhere in your home.
- Adjustable Volume: Set the volume up to 85 dB or select silent mode with a visual light indicator.
- Extended Range: Communication range of up to 175 meters (open field) via 433 MHz radio frequency.
- Expandable System: Supports up to 6 additional push buttons.
- Weather-Resistant Push Button: Suitable for outdoor use.

Image: The Byron DBY-23531 Wireless Doorbell Kit, showing the portable chime unit and the push button.
Setup
1. Unpacking and Battery Installation
- Carefully remove all components from the packaging.
- Push Button: The push button is powered by one CR2 button cell battery (included). Ensure it is correctly installed.
- Chime Unit: Insert 3 AA batteries (not included) into the portable chime unit, observing correct polarity.
2. Mounting the Push Button
- Choose a suitable location for the push button near your door, ensuring it is easily accessible to visitors.
- Clean the mounting surface thoroughly to ensure good adhesion.
- Remove the protective film from the double-sided adhesive tape on the back of the push button.
- Firmly press the push button onto the desired surface for at least 30 seconds.
- Alternatively, the push button can be mounted using screws (not included) if preferred.
3. Positioning the Chime Unit
- Place the portable chime unit in any desired location within your home.
- For optimal performance, ensure the chime unit is within the 175-meter operating range of the push button. Avoid placing it near large metal objects or thick walls that may interfere with the signal.

Image: Close-up of the Byron DBY-23531 doorbell push button, showing its design and the Byron branding.
Operating Instructions
1. Selecting a Melody
- The chime unit offers 8 pre-programmed melodies.
- Press the melody selection button on the chime unit to cycle through the available melodies.
- Stop pressing when you hear your desired melody.
2. Recording a Custom Melody
- Connect your smartphone, computer, or tablet to the chime unit using the provided AUX cable.
- Play your desired audio track on your device.
- The chime unit will automatically record the audio as your custom doorbell melody.
- Once recorded, this custom melody will be available alongside the pre-set options.
3. Adjusting Volume and Silent Mode
- Use the volume control buttons on the chime unit to adjust the sound level (up to 85 dB).
- To activate silent mode, press the volume down button until the sound is off. In silent mode, a light ring on the chime unit will illuminate to indicate a visitor.
4. Pairing Additional Push Buttons (Optional)
- The system supports pairing up to 6 additional push buttons.
- Refer to the specific instructions provided with your additional push buttons for pairing procedures.

Image: Side view of the Byron DBY-23531 chime unit, highlighting the control buttons for volume and melody selection.
Maintenance
- Cleaning: Wipe the chime unit and push button with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: Replace batteries in both the push button and chime unit when performance degrades. The push button uses one CR2 battery, and the chime unit uses three AA batteries.
- Weather Protection: While the push button is weather-resistant, avoid prolonged exposure to extreme weather conditions to maximize its lifespan.

Image: Close-up of the AUX port on the Byron DBY-23531 chime unit, used for custom melody recording.
Troubleshooting
- No Sound from Chime Unit:
- Check if batteries are correctly installed and not depleted. Replace if necessary.
- Ensure the volume is not set to silent mode. If in silent mode, the light ring should activate.
- Verify the chime unit is within range of the push button.
- Push Button Not Activating Chime:
- Check the push button battery (CR2). Replace if necessary.
- Ensure the push button and chime unit are paired. If not, re-pair according to the instructions (if applicable, usually automatic for initial setup).
- Reduce the distance between the push button and chime unit.
- Check for obstructions like thick walls or large metal objects that might interfere with the signal.
- Poor Sound Quality for Custom Melody:
- Ensure the AUX cable is securely connected.
- Adjust the volume on your source device (smartphone, tablet) during recording.
- Try recording in a quiet environment to avoid background noise.
- Short Battery Life:
- Ensure you are using high-quality batteries.
- Extreme temperatures can affect battery performance.
- Frequent use or very high volume settings may consume batteries faster.
Specifications
| Feature | Specification |
|---|---|
| Brand | Byron |
| Model Number | DBY-23531 |
| Dimensions (L x W x H) | 9.5 x 14 x 23.5 cm |
| Weight | 110 grams |
| Push Button Battery | 1 x CR2 (included) |
| Chime Unit Batteries | 3 x AA (not included) |
| Power Type | Battery Powered |
| Voltage | 4.5 Volts (DC) |
| Material | Plastic (housing/body) |
| Color | White |
| Special Features | Long range, Custom melody recording |
| Included Components | Byron DBY-23531 Wireless doorbell set DBY531, AUX cable, Batteries (CR2), User Manual |
| Number of Channels | 8 (melodies) |
| Frequency Range | 433 MHz |
| Maximum Range | 200 Meters (open field) |
| Water Resistance Level | Waterproof (for push button) |
Warranty and Support
For warranty information and technical support, please refer to the documentation included with your product or visit the official Byron website. The product includes an AUX cable, batteries (CR2), and a user manual.
Please note that spare parts availability information is not provided in the product specifications.





