Intelligent Wireless Doorbell

strongWireless Smart Doorbellstrong

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strong2 kinds of doorbell to choosestrong

1 From option A to E are 433MHz wireless doorbell not suppor wifi function

2 From option F to I are wifi doorbell also compatible 433MHz wireless detectors

3 Option J and K are only wireless button can not be used alone

strongVersion 1 433MHz wireless doorbellstrong

1 You can choose black or white color

2 You can program more 433MHz wireless detectors to the center host