- Wireless Doorbell
- Stylish modern design fits into any home and office.
- 52 ringtones(16 chord)
- 4 steps volume control (25~110dB).
- 150-180 meters barrier-free of receiving range
- Simple to use and easy-to-install without any wires.
- Eye-catching backlight flashes when someone pushes the doorbell.
- Different quantity of transmitter and receiver are free to pair together.
- Voltage of Plug-In Smart Receiver: AC 110V ~ AC 220V 50Hz/60Hz
- Battery in Transmitter: 12V 23A Alkaline Battery
- Power Consumption (Transmitter): < 10mW
- Wireless Range: 150-180m in open space
- Selectable Ring Tone: 52 Options
- Volume Range: 4 Levels (up to 110 dB)
- Working Frequency: 315MHz, 433MHz, 868MHz
- Warranty: 90 Days
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