... phone speaker, MP3 speaker DescriptionPromotion price SU-05 card mini speakers, lithium Speaker / U disk / SD cmobile phone speaker, MP3 ... switch automatically read. Enjoy mobile music with powerful multimedia music speakers, you can listen to the phone perfect music player supports MP3, MP4, notebook ... from 2 to 3 hours. 1pcs SU-05 card mini speakers, / U disk / SD cmobile phone speaker, MP3 speaker ...