Includes doorbell and bell push in Elegant design.
Simple and convenient wireless installation   

Choice of 32 chime sounds
Adopts the same frequency and different codes technology,   long remote distance, but never interference with neighbours chimes
Over 100m distance(Metal frames and walls will reduce the operating distance)
Water-resistant transmitter with LED indicator

With vibration function. especially design for deaf persons
Can take the receiver in your pocket, OR can be linked to your belt as you walked around, never miss your visitors
FCC approved