... USB Disk Micro SD TF Card FM Radio Line In/ Out Sound Box Model NO.: Music Speaker M3FeaturesDigital portable speaker mini speaker MP3 Player USB disk Micro SD TF Card ... Micro SD/TF card, USB disk, FM, etc.Supports Line IN function, receiving the audio source from MP3, MP4, PC, Notebook, for iPod,for ... : 143g Digital Prtable Speaker Mini Speaker MP3 Player USB Disk Micro SD TF Card FM Radio Line In/ ...