remote control door bell
Detailed Product Description
DC type
Single Dingdong/Double Dingdong/West minister/12 melodies available
one sender can control one or more receivers and one receiver can be controlled by one or more senders
Remote control distance:30M
Frequency:433.92MHz
Sender:DC9V(6F22)/DC12V 23A
Receiver:DC3V(1.5V AA*2)