1.WIFI smart doorbell .  

2.Wireless Remoting range up to 200M .                                          

3.52 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 ;