Portable Mini Speaker 1)Mini speaker for iPod 2)360degree surround sound 3)On/ ... switch 4)Print your logo on shell 2012 newest mini speaker for iPhone ipod• Dimension:60mm(D)*45mm(H)• ... Freq Range:180Hz-20kHz• S/N:more than 80DB• Speaker:40Hm,φ40mm• Line input:φ3.5mm• Battery Voltage:3. ... medium volume,randonm music)• Audio Source:PC,MP3,MP4,MD,CD,DVD player,Mobile phone,etc • Mini Speaker*1• USB Cable ...