... Classic, Soft, Jazz and heavy bassBasic functionFM radio, E-book, picture scan, record,games, camera functionSpecial functionsShockproof, ... the rules below to ask for exchange:1. E-mail to us to get the Return Merchandise Authorization ... number, please include the item number on the e-mail.2. Send the items back to us and ... tell us by e-mail.3. We will exchange the items after ...