... radio/MP3 4.Pink/Blue/Black... 2012 Popular Mini Speaker with USB input: Description:1,Classic private mode,whale appearance is elegant ... adornment and music 2,TF card, U disk, MP3compatible with widely read 3,Surging bass, and the sound quality is outstanding, the compass ... response: 150Hz-18KHzS/N Ratio: ≥80dbAmplifier distortion: ≤0.2%Power input: 3.7V Outside rechargeable li-ion battery (Nokia BL-4C ...