portable speaker Support SD card,U-disk,MP3/WMA/WAV /APE/FLAC,FM Radio Clock Alarm ... Cost-effective,Practical and Widely Used Support SD card & U disk - portable speaker - LY1000 / removable battery /FM/ MP3/WMA / WAV ... / WAV /APE/FLAC file format 3. Support Clock& Alarm4.Support U-disk and read-write SD card, you can download documents ...