MP3/MP4/PC SPEAKER ,USB SPEAKER,CLOCK SPEAKER Model: SY-230MP3 WALK UP TO MP3 ... PC SPEAKER WITH CLOCK,USB SPEAKER,CLOCK SPEAKERWALK UP TO MP3 PLAYER OR BUZZERUSD/SD PORTWITH CLOCK,WITH DC JACK 6VLOUD SPEAKER FOR MP3/MP4 ... TO PLAY SONGS DIRECTLYAUDIO LINE-IN JACKSTEREO,2WX2WITH ALARM CLOCK,BIG LCD DISPALY(BLUDELIGHT)SNOOZE FUNCTIONPOWER:6V,4x AAA ... .W.:8KGSQTY/CTN:20PCS MP3/MP4/PC SPEAKER WITH CLOCK