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Visual Doorbell Chime Wifi Doorbell Chime Plug-In Chime Universal Black 433.0MHz Waterproof Door Hardware House Office Market
Specifications:
- Working frequency: 433Mhz
- Volume: up to 100dB
- Type: Doorbells
- Sensitivity: -110dB
- Ringtones: Music (52 types)
- Product size: 80x80mm
- Power supply voltage: 110-220V
- Power consumption: 10mW
- Net weight: 70g
- Doorbell Type: Wired
- Colour: Black,white
- Free shipping
- 100 days returns
- Low prices
- 5 million products