Product information：
Color classification: A300 doorbell: 1 doorbell host + 1 button A300 doorbell: 1 doorbell host + 2 buttons A300 doorbell: 2 doorbell host + 1 button a600 white: 1 doorbell host + 1 waterproof button A600 Black: 1 doorbell host + 1 waterproof button a600 white: 2 doorbell host + 1 waterproof button A600 Black: 2 doorbell host + 1 waterproof button a600 white: 1 doorbell host + 2 waterproof button A600 Black: 1 doorbell host + 2 waterproof button A60 00 Gold: 1 doorbell host + 1 waterproof button A600 Gold: 1 doorbell host + 2 waterproof button A600 Gold: 2 doorbell host + 1 waterproof button a900 white: 1 doorbell host + 1 self generating button a900 white: 2 doorbell host + 1 self generating button a900 white: 1 doorbell host + 2 self generating button a900 Black: 1 doorbell host + 1 self generating button a900 Black: 1 doorbell host +2 self generating button upgrade: 1 doorbell host + 1 waterproof button (extra long standby 10 years battery free) Upgrade: 2 doorbell host + 1 waterproof button (extra long standby 10 years battery free) Upgrade: 1 doorbell host + 2 waterproof button (extra long standby 10 years battery free)

Packing list:

wireless doorbell * 1

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