Please read this first. " @The speaker is not inclued because it is not allowed to ship by airplane "

Once you press the switch you will hear sound 3 times. Or you want to hear sound all the times, just connect the jumper J2 on board

Once you press the switch, animal sound  will start / repeat until power off

Technical information

- Require 3VDC , Battery holder and battery don't come with the package

- Comes with the speaker 2.25" speaker 8Ohm 0.25W

- PCB size 3.0cm x 4.5cm

- Board requires 12VDC only when you connect the board to an amplifier that is shown as below image.