... mini speakers, / U disk / SD cmobile phone speaker, MP3 speaker DescriptionPromotion price SU-05 card mini speakers, lithium Speaker ... / U disk / SD cmobile phone speaker, MP3 speaker, computer soun.dProduct parameters:Speaker: 3W * 2Size: 105mm * ... you can listen to the phone perfect music player supports MP3, MP4, notebook computer, PC2, 3.5mm standard audio connections ...