AC 220V 50Hz Wireless Door Bell WiFi Long Range Doorbell Waterproof Transmitter with Receiver
Working Voltage: AC 220V 50Hz
Working Frequency: 433Mhz±2Mhz
Wireless range: 300 meters
Music: 36 polyphonic ringtones
Battery:12V/23V alkaline battery
-Wireless door bell
-With alarm function
-Stylish look and light touch design.
-Easy to install.
-Ultra-low power design, power saving and long-lasting use.
-36 polyphonic ringtones.
-4-level optional volume adjustment.
-300 meters maxium wireless range in the open air.
1 x Receiver
1 x Doorbells
1 x User Manual
1 x Mounting hardware