1.Play MP1, MP2, MP3 and WMA songs 2.8 sound effect options 3.Support in-phase words display 4.Loop play, A-B repeat function 5.USB HDD BOOT function 6.Recording working mode, with the longest recording time of 8 hours 7.Can be used as movable flash memory disk 8.Automatic shutdown, shutdown memory 9.Simplified Chinese, Traditional Chinese and English switch (Korean, French, German, Italian, Czechish, Swedish, etc.) 10.Rotational connecting pin with no connecting line required 11.36-hour super long record and VOX 12. Optional FM radio reception 13. Single AAA cell