| After-sales Service: | 1year |
|---|---|
| Warranty: | 1year |
| Type: | Wireless Doorbell |
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| Keywords | Wireless Digital Doorbell With Dog Barking |
| Frequency |
315MHz±0.5MHz / 433MHz±0.5MHz |
| Active pressure wave(receiver) | ≤-57dbm |
| Negative pressure wave(button) | ≤-36dbm |
| Power supply(receiver) | 3V/110V/220V |
| Power supply(button) | 1*12V 23A Alkaline battery |
| Working power consumption | 0.5W |
| Transmit power | <10mW |
| Operating range | UP to 150 meters(OPEN AREA) |
| Type | Wireless Doorbell |
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