Wireless DC doorbell,3V,32 Melodies,learning system,D009
Description
General information:
| Type of current: | DC |
| Nominal voltage [V]: | 3 |
| Color | White |
| Sound | 32 |
| Loudness [dB] | 80-90 |
| Volume adjustment | No |
| Power supply(Receiver) | 2x1.5V AA battery |
| Power supply(Button) | 1*12V 23A battery(included) |
| Material | ABS |
| Working Range | 100M |
| Work Frequency | 315MHz/433MHz |
| Certificate | CE RoHS |
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