... SD cmobile phone speaker, MP3 speaker DescriptionPromotion price SU-05 card mini speakers, lithium Speaker / U disk / ... -in lithium battery: 1000MAColor: wood colorModel: SU-05 Remote Speaker wood1, can play you have SD ... wiring.3, built-in lithium battery can be used continuously for 2-5 hours, charge ... request, we can provide the interface connector, can be applied to MP3 / 4, PC, iPod. Speaker ...