YLYAJY Waterproof Smart Doorbell Door Bell Chime Call 433MHZ LED Night Light Home Plug-Free

4 mode functions: only flash but no sound, only sound but no flash, flash and loud, always bright and flash.
Button waterproof grade IP55, built-in waterproof rubber strip, truly waterproof .
The button adds a label cover, which can place the house number and other reminders .
Add the function of distinguishing front and rear doors, press different buttons, the receiver will play different music .
The sound quality is and clean, no noise, and the sound is pleasant to the ear .

Product parameters:
Voltage: 5V
Working frequency: 433.92MHZ
Volume: 25-100DB
Music: 58 songs
Waterproof rating: IP55
Working distance: 200M (opening distance)
Receiver: USB powered
Button battery: CR2032 battery (without battery)
Wired 10 inch monitorsupport 960P / 720P / CVBS signal doorbell and camera.
i recommend to install this wired monitor as a slaver monitor , and a monitor as master monitor.
Real-time control by smart phone , unlock ,videos/images record , 2 way talk.
Smart phone connect to monitor, available to monitor doorbells or cameras.
monitor connect doorbells and cameras by wires.

Package includes: 1*doorbell
Button waterproof grade IP55, built-in waterproof rubber strip, truly waterproof .
The button adds a label cover, which can place the house number and other reminders .
Add the function of distinguishing front and rear doors, press different buttons, the receiver will play different music .
The sound quality is and clean, no noise, and the sound is pleasant to the ear .
Wired 10 inch monitorsupport 960P / 720P / CVBS signal doorbell and camera.
i recommend to install this wired monitor as a slaver monitor , and a monitor as master monitor.