Product name: Self-powered doorbell transmitter.
color White
Frequency: 433.92MHz
Distance: about 50M outdoors.
Transmitting power: 10dBm
Receiver Voltage AC 110-240V Frequency 433.92 MHz.
Distance 50m ( Outdoor )Transmitting Frequency 10d Pressing Power About 700g.
Size Transmitter : D67 x 19 mm.
There are 36 ringtones with five levels of volume, and the receiver music can be selected at will.
It can be used after opening the package, the transmitter does not need wiring, no battery, and it is not afraid of complicated layout, and the receiver isand play.
Package Content:
1 external button + 1 indoor receiver
notes:
Please understand that due to differences in lighting or computer monitors, I cannot guarantee that the photo and the real color are the same.
Due to different measurement methods, there may be a deviation of 1-2cm.
The button cannot be placed on an iron door because it will interfere with the signal.
2. Due to differences in display and lighting effects, the actual color of the product may differ slightly from the color shown in the picture.