Today’s Groupon offers one or two 52 chime wireless doorbells with a built-in mic.
The Specifics
- 52 different chimes
- Adjustable volume with four options ranging from 30db to 110db
- Built-in mic
- Low-power consumption
- Material: plastic
- Receiver voltage: 220V
- Transmitter waterproof rate: IP44
- Transmitter battery: 12V 23A alkaline battery
- Working frequency: 433.92MHz ± 280KHz
- Working temperature: -15°C – 60°C/5°F – 140°F
- Operating range: 183m/600ft
