... battery mini speaker 2.link to mobile phone,MP3,MP4,PC,IPOD and other audio devices ball shape speakerTechnical Parameters Power supplier:DC5V ... battery mini speakerFunction: (1) Can play music by link to mobile phone,MP3,MP4,PC,IPOD and other audio devices, if ... :81500pcsAccessories1)USB power supply cable2)3.5mm audio tie-in ball shape speaker