The work voltage of the receiver: DC3V ,Batteries Model: AA R6P2
Static electricity of the receiver<0.45mA(Ultra-low power ,can extend batterylife)
Work Frequency : 315MHz
Remote Control /Incept Distance>40m(in open air)
Work Voltage of the Emitter: 12V(Battery Model: 23A12V)
Work Electricity of the Emitter<15mA(20 times a day by calculating,a high quality battery can use for a year)
LED Indicator: press the send button,LED indicator light will flash,Emitter work and the receiver receive the order and then send out the beautiful music reminded you the VIP visit, the blue-ray LED of the receiver will regular flash along with the music.
Music source: 38songs supply for choice, Use the External button "up/down"to finish.(the music include Asia,Europe,Americas famous songs,also has 10 songs of Arab Music, Concert which the Middle East customers' like).
The function of volume regulate: high,middle,low three volume can choice,
Use the External switch(or button)to finish
1 x Remote Control Wireless Door Bell
2 x Doorbell Button
2x AAA Battery
Ships in 24 hours: Processing Time is guaranteed to be shorter than 24 hours.