Name: Wireless Doorbell
Color: Black White
Material: ABS
Transmitter: 80 * 40 * 15MM
Receiver: 90 * 46 * 15MM
Volume: 5 adjustable levels, 38 ringtones
Specification: European and American standards
Packaging: Brown Box
Weight: 120g with packaging
Packaging size: 9.2 * 7.8 * 7CM
Features:
1. No wiring required, easy to install
2. Long distance, spacious up to 70-110M
3. High frequency oscillator with strong penetration ability
4.38 music ringtones to choose from