Shenzhen Lenyo Display Technology Co., Ltd. |
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RCM Dingdong Wifi Video Doorbell Audio Only Doorbell For House And Office
Main Features:
Model No. | LY-SAA03 |
Frequency | 315MHz±0.5MHz 433MHz±0.5MHz |
Active pressure wave(receiver) | ≤-57dbm |
Negative pressure wave(button) | ≤-36dbm |
Power supply(receiver) | AC 220-240V(round plug) |
Power supply(button) | 1*12V 23A Alkaline battery |
Working power consumption | ≤5W |
Transmit power | <10mW |
Operating range | UP to 100 meters(OPEN AREA) |
Sound options | 32 melodies option |