Receiving distance: 300M Remote (in open area)
<br />Power Source: AC,Battery
<br />Waterproof: yes
<br />Power Source: Plug EU US UK
<br />Certificate: CE,FCC,Rohs
<br />Doorbell Type: Wireless
<br />Color: white,black
<br />Model Number: A10BB
<br />Type: Doorbells
<br />Ring Tone: 38 ring tones
<br />Detail: 1 Outdoor Transmitter 1 Indoor Receiver
<br />working frequency: 433MHZ
<br />Use of premises: Home office villa hospital school factory
<br />Power supply: 110V-220V-240V
<br />DIY Supplies: Electrical
<br />Highlights: 
<br />1.Touch the button configuration, superheterodyne learning code on the code mode 
<br />2.The transmitter without screw chuck design to achieve waterproof and dustproof
<br />3.Double-sided stability of the PCB, the chip standby sleep up to micro-level
<br />4.The transmitter 12V23A battery factory pre-installed
<br />5.The use of microprocessor control, double-sided PCB micro-power design
<br />6.The frequency of 433MHz, can be customized other frequencie
<br />7.Receiving distance:300M(open area)
<br />8.Volume:3 files(can be mute) 0-85db
<br />9.Ringtones:38 pcs
<br />10.Transmitter size:75X51X20MM 
<br />11.Receiver size:95X65X24MM
<br />Package Included:
<br />1*Outdoor Transmitter 
<br />1*Indoor Receiver
<br />1*Instructions<p> <b><b><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-1-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-2-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-3-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-4-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-5-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-6-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-7-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-8-original.jpg"><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-11-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-12-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-13-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-14-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/5a604a21f34a920b8cc76b7b-15-original.jpg></b></b></p>