Pr Wireless Doorbell, IP44 Waterproof Outdoor Chime 200 Meters, 52 Melodies and 4 Volume Levels, Chime Kit with Plug-in Receivers, Blue LED Indicator, for Home, Office (Black)

52 Songs, 4 Volume Levels: This wireless doorbell has 52 melodic ringtones from around the world, which can be changed with the press of a button.This product has four adjustable volume levels (including silent mode), and also has a blue flash, the silent flash mode always turns on to meet your different needs.200 Meters Range: The wireless signal can be transmitted in a super long range of 200 meters (in open area), and at the same time the ability of the signal to penetrate the wall is good, the signal can completely cover your house without interference from other devices. Memory Function: This wireless doorbell records automatically resets the ringtone and volume you set and automatically restarts after accidental power cut or after being unplugged and turned back on, without you needing to reset it to your preferences.Waterproof and Dustproof: With IP44 waterproof and dustproof function, it can ensure the wireless doorbell can normally be used outdoors.The operating temperature ranges from -35°C to 65°C, which can withstand bad weather, high quality and low power consumption. Very Easy to Install: The signal receiver comes with a plug that can be plugged in and powered on, as well as double-sided tape and screws to fix the transmitter (button) where you want.