Eight Buttons Sound Module for Children's Educational Book

Sound Module for Child' s sound Book, make children' s learning more interesting and easier.
1. Eight buttons for sound, witth animal sound, vehicle sound or other sound,
Each button can put 3 seconds-15seconds or more.
2. Use AG 10*3PCS button cell.
3. It can be installed onto the book, when you press the button, it will play customized sound.
4. Clear and vivid voice quality.
5. All memories will not lose even if when power if off.
6. With standard voice or customer voice. Sound format: MP3 and WAN format.
7. Package: One piece in an OPP bag or use blister to hold
Offer OEM service
Customized design are welcome
Eight Buttons Sound Module for Children's Educational Book