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4-channel chime doorbell wireless calling receiver
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Product: Views:1324-channel chime doorbell wireless calling receiver 
Unit price: Negotiable
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-09-10 08:40
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Model Number: ZJ-53 Brand Name: CallingSYS Key Specifications/Special Features: Doorbell adopts RF wireless technology and digital encoding chipset, has chime and siren two modes with 16 beautiful sounds, very easy to install and use, widely used at home, shop, office, factory for doorbell or alarmSiren modeMusic mode: 16 short songs (include 4 languages hello)Technical data
Working voltage 3V DC (AA*2) or 5V DC/500mA (power adapter)
Working frequency 433.92MHz
Standby current 800μA
Working current 600mA
Receive sensitivity -103dBm
Decoder mode learning code
Modulation AM
Color White
Dimensions 114*62*27mm