RF 433mhz Wireless Doorbell

Description

Separate ringtones can be programmed using different buttons, making it easy to distinguish between the front and back doors. This doorbell need no wire and is plug-and-play, making it convenient and straightforward to install. The receiver is designed for direct plug-in, and the voltage range is 100-250V 50/60Hz. Poor selection of doorbell, Worry is unavoidable There are 38 built-in ringtones The volume can be changed to 3 levels Not only doorbell You can also turn into a pager The remote control distance is about 50 meters indoor (without partitions) and 100-300 meters outdoor. (This data represents the experimental test distance. The real distance is determined by the relevant surroundings and barriers. The distance decreases as the number of barriers increases. The exact distance depends on the experimental environment distance). Suitable scenarios include residential, hotel, villa, and hospital. 01 Multiple buttons Set different ringtones Button receiver can set different ringtones 02 Convenientinstallation of adhesive backing No wiring damages the wall Good doorbell does not hurt the wall Free strong double-sided adhesive tape, which can be installedafter being torn, glued and inserted 03 Pairing Method To change or add transmitters, perform the following: The receiver socket is hooked into a standard household outlet. When the power is turned on (if various transmitters require different ringtones, first click the music button to select the ringtone), push the receiver mode button for around 5 seconds until the indicator light flashes. Enter the pairing mode, then press the transmitter; the receiver will ring, indicating that the pairing is successful.