Main Features : 

1.WIFI smart doorbell .  

2.Wireless Remoting range up to 200M .                                          

3.64 optional music chimes ,with up and down button for choosen.                                                                     

4. 5 level adjustable volume control .                                                

5. Transmitter at IP65 waterproof .                        

6.Transmitter is kenitic battery free .  

7. Receive is plug in by EU plug ;      

 8. Get real-time App notifications ,when the doorbell is pressed ;   

9.Through mobilephone you can adjust the chime volume and choosen melodies for it . 

10. If you want to add 2 transmitters with one receiver , it is ok for two buttons ring two different melodies ;

11. one Transmitter can pair with 2 receiver or more too . 

12.App for TUYA SMART or Smart life  ,compatible with IOS & Android smartphone ;  

 Specification :                                                                                                                                      

1. Volume dB : 25dB -- 110dB±5dB 

2. Working frequency :  433MHZ 

3. Receiver Working current: 200mA ;                       

 4.Receiver standby current : 0.15mA ;                             

5. Working temperature : -40℃ ~+ 65℃

6. Receiver Plug type: EU  ,US ,UK ,SAA 

7.Receiver supply power : 110V~230V 

8.Transmitter is Kinetic power .                                                         

9.Installation methord : Double sticker or screws