CallingSYS

Datos técnicos

Working voltage
DC3V(AA*2) / DC5V(power adapter)
Working frequency
433.92MHz
Standby current
<800μA
Working current
≤140mA
Receive sensitivity
-103dBm
Decoder mode
learning code
Modulation
AM
Working temperature
-10℃~+50℃
Dimension
114*63*29mm

Descripción

The doorbell adopts RF wireless technology and digital encoding chipset. It has chime and siren two modes with 16 beautiful sounds. It is very easy to install and use, widely used at home, shop, office, factory etc for doorbell or alarm.

Diagram

Photos

Servicio

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