The Sony PCM-D100 is a portable digital audio recorder designed for high-quality sound capture. It features a compact design, making it easy to carry for field recordings, interviews, and music sessions. The device supports various audio formats and offers a sampling rate of up to 192 kHz, ensuring professional-grade audio fidelity. Equipped with built-in stereo microphones, the PCM-D100 allows users to record in different modes, including stereo and surround sound. It also includes a user-friendly interface with an LCD screen for easy navigation. The recorder is powered by rechargeable batteries, providing extended recording time for various applications.