3-Step volume adjustment
3-level volume can be adjusted at will,the maximum volume can be adjusted.Up to 80dB,the elderly at home can also hear.
36 Chord music
The default ringtone is "Ding Dong", and the built-in high-quality large-diameter speaker has a clear, loud and beautiful sound.
150M Transmission range
The max acceptance range in open areas can reach 150 m,super anti-interference,can penetrate metal doors and wooden doors.Exterior wall interior wall,fully meet the daily household use.
One transmitter can be connected to multiple receivers,which can be heard in every room,or one receiver can be connected to multiple transmitters to adjust the volume of different ringtones according to different locations.
PC flame retardant material
The receiver adopts PC flame retardant material,which can effectively prevent spontaneous combustion caused by excessive temperature,which is safe and reliable.
Easy to install
The transmitter comes with double-sided tape,which can be directly pasted in a suitable position when using,and it is not easy to fall off.
The transmitter adopts IP44 grade professional waterproof material,which can effectively prevent the intrusion of rainwater.