Wireless Digital Doorbell

Model Number: DB-020
Place of Origin: Zhejiang China (Mainland)

FEATURE:

1.Simple and convenient wireless designed;
2.The telecontrol distance is 100m in open area which can meetdifferent requirement for different dweling house;
3.Share-frequency but different encode designing can avoid mutual interference;
4.Avoid mutual interference;Very low energy loss.Use replaceable 12V battery in reportcontroller.One battery canuse for one year(twenty times/day).
5.Built-in 16 songs music to choose.
6.The bottom device allowed interchanged and designed moreaccording to requements

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