1.Fashion & elegant 2.Connection for Ipod NANO product docking 3.Pocket size to carry anywhere 4.CE,RoHS,OEM 5.Own Factory Function: (2.0 SPEAKER SYSTEM, mini aluminium vibration loudspeaker Function:( MP3 format )Can play music by link to mobile phone,MP3,MP4,PC,IPOD and other audio devices. Power Source:(1) DC 6V /1000mA adopter(W/O)(2) USB 5V Cable(with) from computer.(3) 4 AAA Battery (W/O) ...