OLYMPUS VN-6800 PC DIGITAL DICTATION DICTAPHONE VOICE RECORDER. Large-capacity built-in flash memory Thanks to a large built-in memory, you can record for up to 444 hr. No matter which recorder you use, you can be assured that you'll have all the capacity you need for extended periods. Selectable recording modes Select from three recording modes to meet your specific needs: HQ for high-quality sound; SP and LP for extended recording time. Built-in microphone with selectable sensitivity High-quality microphone captures clear sound with natural-sounding human voices. Microphone sensitivity can be set to High or Low depending on the recording situation. Versatile playback Switch easily between Normal, Slow and Fast playback modes simply by pressing the Play button. The Index Mark function allows you to quickly find the desired locations.