... MP3 Player USB Disk Micro SD TF Card FM Radio Line In/ Out Sound Box Model NO.: Music Speaker M3FeaturesDigital portable ... SD/TF card, USB disk, FM, etc.Supports Line IN function, receiving the audio source from MP3, MP4, PC, Notebook, for iPod ... carry. Specifications:Color: Green / Pink / Silver / Blue / BlackMaterial: Aluminium alloyPower source: Li-ion battery / DC5V SNR: >45dB FM: 87-108MHz, 76 ...