S-3002A sound module for children book
1. Pre-record sound module
2. It can be Used by many promotional products, such as Postcard,book,newspaper, Greeting Card, Toys etc. 
3. PCB Can be designed according to your requirement. 
4.40mm plastic speaker (29mm,27mm,50mm)
5.3PCS AG10 Cells
6. Slide tongue activated
7.Music format: MP3 or wave
8.Music time: 1-480s seconds
9.Double-face adhesive paper on the back,easy to stick on the cards
10.Compliant with CE and RoHS Standard
11.When the cards was opened to play the message automatically.