... .recording, loudspeaker function 4.U dish MP3 format audio files 1.Can play TF card, U dish ... MP3 format audio files, 2.FM function, 3.Can be connected ... ,Colorful sound 4.MP3,MP4, PC, etc have audio source output devices, 5.recording, loudspeaker function 6. ... charging line, audio line, back to wear12.Built-in high capacity of lithium battery Cheaper Portable Speakers ADS-1