Description: MP3 Case Speaker. Stylish Portable Case: This case is made of high quality PU leather and EVA, So its handle is comfortable and it has great aseismatic capability. The lining of this case is high quality sericeous flannelette so as to protect the skin of cell phone and MP3 player. Portable Speakerphone: This case can also function as a speakerphone, it has the inlaid tabulate speakerphone made of very thin wafer, so that it can transmit clear sound with great sound quality. It can be connected to MP3 player, CD player, personal stereo, portable computer, such as audio devices. You can enjoy music at any time and at any place without headset. Cell phone hands free [optional]: You can connect your cell phone to the additional cable according to the additional diagram and so you can free up your hands to your cell phone