Features
1.Most 2/3 MPEG1/2 audio support, support for WMA,
   the largest support 1G SD MMC card
2.Support recording to WAV or ASF format of the
   document preservation (optional function)
3.Digital sound adjustment, six preset scene
4.AB Of time functions (optional)
5.Express fast retreat into functional
6.card-reading function,USB1.1 standard, support FAT12,  FAT16
  and FAT32 File System, which is more than Win98 driving procedures
7.AAA battery