Doorbell button


·        Small size, high sensitivity, low power consumption, flexible operation.

·        Quickly respond and send out signal to the alarm unit for easy control when press the button.

·        Designed with one button, it is easy to use.

·        The remote-control distance can reach 50m in the open area.

·        Widely used in remote control switch, remote control garage door, remote control electric shutter, alarm unit, industrial control products, etc.

·        Transmitter only

·        Works with the Smart alarm available on our website and the SONOFF RF bridge





Perfect to use as smart doorbell or RF switch. This is just remote and has to be used together with other device.

It an be connected with your existing RF Chime or with Smart alarm available in our shop.

You can connect with SONOFF RF bridge as Alarm and whenever it is pushed you will get live notification over the Ewelink app.

In connection with external camera works like smart video door bell.


Material: Plastic + Metal
Channel: 1 CH
Buttons: 1 Button
Operating Frequency: 433MHz
Power Supply: Built-in Button Battery
Remote Control Distance: 50m/ 164.04ft
Color: Black
Size: One Size
Dimameter: 4.5cm/ 1.77in
Height: 1.3cm/ 0.51in
Quantity: 1 Pc

No retail package.
1 Pc x Transmitter

Data sheet

Control Method
Power Supply
battery CR2016 (included)
Panel Material

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