The PCM-D100 is a portable digital audio recorder designed for high-quality sound capture. It features built-in stereo microphones and supports various audio formats, making it suitable for musicians, journalists, and field recorders. The device is compact and user-friendly, allowing for easy operation in various environments. Equipped with a large LCD screen, the PCM-D100 provides clear visual feedback for settings and recording levels. It also includes features like adjustable gain control and a built-in speaker for playback. This versatility makes it a popular choice for both professional and amateur audio enthusiasts.