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 ... KGSize: 45.5*30*26 CMQTN/CTN: 100 PCSPower supply: Lithium cell, rechargeableResistance: 4HM(Ω)Power: 2 WPacking & Delivery ... : Color box It is a mobile mini speaker, with card slot, suitable for iPod, MP3, mobile phone, laptop, ...