... , CD, PCs directly. Simple and fashion USB+SD SpeakerPortable mini speaker, MP3/4 play speaker , mobile phone play speaker, ... speaker ,gift speaker, digital speaker,speaker bag.... Description:connect MP3/4, mobile phone, CD, PCs directly.USB,SD card read function ... SD cards,MMCcards,and TF cards are all supported.and FM radio.In addition external inputs such as mobile phones,MP3 players,MP4 players ...