Wireless DC doorbell,4.5V,38 Melodies,learning system,D3923
Description
🛠 Product Overview
The D3923 series represent our most cost-effective DC doorbell solutions, combining essential features with an aggressive price point for large-scale importers and discount retailers.
📦 Logistics & Packaging Data (For Importers)
- Standard Packaging: Color Box / Double Blister
- QTY/CTN:60 PCS
- Sample Service: Available for quality verification
- Lead Time: 25-35 days for bulk orders
💡 OEM/ODM Customization Services
We support professional customization for global distributors:
1. Logo Printing: Custom logo on button/receiver.
2. Custom Packaging: Designed according to your brand identity.
3. Frequency Adjustment: Specialized frequencies for different regions.
4. Certificate Support: Assistance in local compliance testing.
General information:
| Type of current: | DC |
| Nominal voltage [V]: | 4.5 |
| Color | Black Silver-gray |
| Sound | 38 |
| Loudness [dB] | 50~90 |
| Volume adjustment | Yes |
| Power supply(Receiver) | 3*1.5V AAA battery(not included) |
| Power supply(Button) | 1*23A 12V battery(included) |
| Material | ABS |
| Working Range | 200M |
| Work Frequency | 433 MHz |
| Certificate | CE RoHS |
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