620 Digital Voice Recorder organizes recordings in up to 99 files in four folders. Offers nonproprietary WMA Audio encoding, 1GB integrated flash memory, USB Mass storage device, and slow/medium/fast playback option. Archive files through USB 2.0 high speed connection. Record in convenient MP3 format. Extra large front speaker ensures crystal-clear voice playback. Large backlit LCD screen and navigation buttons are easy to use. Functions include instant one-touch recording, hold function to prevent accidental on/off switching, voice-activated recording, LP/SP/HQ modes, battery status indicator and end-of-memory indicator.