Experience a high recording capacity with this digital recorder that features an exchangeable memory card. DSS file format offers excellent audio quality, ideal for recording voices. Four-position slide switch gives you fast, single-handed access to play, stop, fast-forward & rewind functions. Quickly download your audio files to your computer via the USB port. Two Smart Buttons let you scroll through menu options & quickly make selections. View all file information at a glance with the large backlit color display. Recording Functions: One Touch Record; Activation / Review Functions: Audible Scan; Cue & Review; File Search; Recording Time: Unlimited via expandable SD card; Microphone: Built-in Microphone.