1)AC 80V-260V, DC 12V simple installation 
2)Touch sensor, safe use 
3)LED backlight display 
4)Sweet music doorbel 
5)OEM made 

1, LED backlit touch-design    
LED backlit touch-key achieve switch control. The standard pattern, clear and readily understood, and the light can be directed so the guests could control under any of lights, in line with international hotel trends which is convenient for identification at night..  

2, EEPROM design keeps the parameters forever
In the particular case of power-off, EEPROM can be kept set parameters of the hotel.  

3, It's suitable for wide range of doorbell                               
It's suitable for the doorbell that needs the trigger-off the DC or AC, and also applicable to edge-triggered music doorbell. There is a unique pronunciation main part, transparent sound quality, comfortable and pleasant.  

4, A variety configuration options for intelligent doorbell system
According to the hotel requirement, you can choose wired doorbell system, wireless doorbell system,and can also installed the please wait touch control panel indoor or used please wait wane together