Featuring enhanced MP3 and Linear PCM recording features with 4GB1 internal flash memory, the UX523 recorder is perfect for capturing music, notes from a meeting or just to hear yourself think out loud. Expandable microSD memory card slot makes it easy to add storage space and direct connect USB makes file transfer and recharging the battery a breeze. Finding an exact spot in your recording is now easier than ever. Place up to 98 track marks in each recorded file which can be "jumped" to for playback. Scene Select option can be used to optimize settings based on the environment.