Never miss a visitor or delivery again！
This device allows you to choose between different Tune melodies without dealing with all of those annoying wires.
The chime is ready to use out of the package.
Just install the batteries， mount the unit .                       

                     

Features:                     

1. 100% Brand New.
   2. 100 meters 4D Bell button distance
   3. Wireless easy mounting design never affects your inner decoration and makes the doorbell anywhere you like
   4. All-day long anti-interference system - prevents the doorbell from interferences outside or between neighbors
   5. Easy to install with double-side sticker at the back of the bell button

                       

Specifics:                     

Suitable for: house， office， shops， hotel， and factory， commercial buildings， etc.
Melodies: 28 tunes selected by Down-Up switch， adjustable volume (Low， medium and high)
Batteries: 2 x AA batteries for each doorbell (not included)， 1x 23A 12V battery for remote (included)
Transmission Range: ≥120 meters (open area)
Working Frequency: 315MHz
Doorbell Size: Approx. 3.7(L) x 2.6(W) x 1.2(T) inch
Remote Control Size: Approx. 3(L) x 1.7(W) x 0.8(T) inch

                                             

Installation:                      

1. Open the battery cover and insert 1 of 12V 23A battery to the bell button
   2. Fix the bell button on the wall near the door or anywhere you like
   3. Insert 2 of 1.5V AA batteries into each receiver
   4. Put it anywhere you like to get into use

                                            

Function of button:                      

"LO" : low voice
"MED" : media voice
"Hi" : high voice
"Down" Or "up": music selection

                                             

Package Include:
1x Doorbell Button
2x Remote Control Wireless Door Bell