100% brand new and high quality
<br />    Remind you the coming of your guests by lovely songs and LED light.
<br />    Simple, wireless installation, avoid troubles and save money.
<br />    Remote control range up to 100m in the open air, suitable for homes and high-rise building.
<br />    All day long anti-interference system, avoid interferences outside or between neighbors.
<br />    Waterproof design, you can install it on your gate without worrying about the rain.
<br />    With this smart doorbell, you will never miss any guests!
<br />    With 1 remote control(transmitter) and 1 receivers.
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<br />Specifications:
<br />Color: black
<br />1.The work voltage of the receiver:110V , woking current  120mA
<br />2.Power 2W
<br />3.Music: 36 cord music for option
<br />4.Sound: 25-80dB ( 4 grade volumes) 
<br />5.Remote Control /Incept Distance 100m(109 Yard)(in open air)
<br />6.Work Frequency  315MHz
<br />7.Power Plug: EU standard plug
<br />8.Work Voltage of the Emitter 12V(Battery Model 23A 12V)
<br />9.Work Electricity of the Emitter 15mA(20 times a day by calculating,a high quality
<br />10.LED Indicator press the send button LED indicator light will flash,Emitter work and the receiver receive the order and then send out the beautiful music reminded you the VIP visit, the blue-ray LED of the receiver will regular flash along with the music.
<br />11.This product is of waterproof function and can be put outside the door
<br />12.Temperature: -10   ~50   (14 ~122  
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<br />Package includes:
<br />    1 x Transmitter
<br />    1 x Receiver
<br />    1 x Sticker
<br />    2 x Screws
<br />    1 x User manual
<br />We guarantee the quality of goods, preferential prices, thank you to our product selection and support, If you are satisfied with the goods, please give 5 points evaluation, very grateful!I wish you a happy life, thank you! ~ 
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<br />Note:
<br />1.Please allow a little size error due to manual measurement.
<br />2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc