waterproof wireless doorbell ZTB-82
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waterproof wireless doorbell
16 pieces of music which are played circularly
Carton measurement (cm) : 55.5*46.5*27
Quantity of package: 60 pcs/ctn
Transmission range: 100m (open area)
Approval: CE, R&TTE, RoHS
Frequency: 315mhz or 433mhz
Negative wave: -57dbm
Quiescent current: 550µ a
Working voltage: 3V
Transmitting power: 220µ W
This model of wireless doorbell is waterproof, can be used outdoor.
16 pcs of music display circularly.
Digital code setting during the production, minimize the possibility of code repitition in the neibourhood.
CD quality music make you love to press the button.