... ,mini portable2,Suppor Micro SD card to play music automatically3,Line in function(connect to MP3,MP4,PC,Notebook,etc)4,With earphone jack5,Standard FM radio ... -108MHzSNR45DbMicro SD card (TF card)Mp3 bite rate8K bps-320K bpsFrequency response20Hz-20KHzSNR85 dBDistortion<±0.05Accessories:USB charge cable; Audio cable;Lanyard;5C rechargable battery Portable FM radio speaker ...