It is a mobile mini speaker, with card slot, suitable for iPod, MP3, mobile phone, laptop, PDA ... and MDA Name: Mobile Mini Speaker with Card SlotType: FQ-02N.W.: 12 KGG.W.: 13.5 ... : 4HM(Ω)Power: 2 WPacking & Delivery: Color box It is a mobile mini speaker, with card slot, suitable for iPod, MP3, mobile phone ...