... mini speaker,active speaker,portable speaker,computer speaker,MP3 speaker,MP4 speaker, SD card speaker,MMC card ... disk speaker.2.Portable SD card speaker for MP3,MP4,MP5,PC,notebook and mobile phone3.Fashionable ... amplifier,pure and quality sound speaker.5.Mellow,sweet sound,3D sound effects speaker.6.Small size ... function speaker.8.Compatible with various bluetooth phones,MP3/MP4/CD/PC/MAC/PSP ect.9.Built ...