... to pc,mobile phone,mp3,mp4, ipone,ipad. Our advantage: 1) Link speakers together for an even ... audio cable 5) Rechargeable battery 6) Powerful 40mm driver 7) Pass CE ROHS, 18 months warranty Technical parameter: Power ... The bass speaker is a compact, powerful device, which can easily fill a room with high quality sound2 ... line-in cable, 1 Manual. mini portable amplifier speaker for promotional gift