1,Material:Circuit board+battery+speaker+chip+leads+button/slide switch+insulating strip+double-face adhesive.

 2, Size: Customized or our standard size

3,Speaker:27 mm 29mm or 40mm or customized

4,Battery:3pcs AG10 battery

5,sound duration:1-1800s (mp3 or WAV format,customized).

6.Shape: Round, square or customized

 1.Do you have own facotry for producing ?

 Yes,we are spcizlized in sound recordable module more than 10 years

2. Do you have professional engineer team for developing custom reuqest.

Yes ,we do .

3. How many days for sample making?

1-2days.

4.How to ship the sample or mass to customer?

Usually use Fedex ,SF ,DHL. Kindly please offer your address and zip code ,we will check the express fee for you before placing oreder.