Product feature and function:
1.choice of 32 chime sounds wireless doorbell and have 8 volume control
2.315Mhz or 433Mhz,easy install and use
3.The unique patented design,250m long remote distance, Easy to deal with different complex environment
4.High-grade LED indicator light, safety to save on electricity, easy to identify
5.Each code on the transmitter matches the corresponding one on the receiver
6.Product built-in digital chips,Adopts the same frequency and different codes technology, long remote distance,but never interference with neighbours chimes
7.the receiver use AC power supply,and the transmitter use 23A/12v battery,Safe and reliable easy to install.
8.the chime is sweet voice,different style and suitable your taste
9.Water-resistant transmitter can be mounted indoors or outdoors.
The product size:
the recriver dimensions:88x71x23mm
bell push,1x23A/12V battery cell supplied with bell push-typical life 1year
the transmitter dimensions:78x43x20mm