Portable Digital Voice Recorder: 16GB Audio Recorder & MP3 Player with LCD Display This voice recorder allows you to store up to 48 hours of continuous recording on a fully charged battery. Use it as a 16GB flash drive or USB recorder to store all your music, data, and, of course, all your recordings. Your audio files will be saved as WAV files for easy playback on any media player. The digital voice recorder features a built-in 250mA rechargeable battery, supporting 512kbps continuous recording for up to 48 hours and headphone playback for up to 25 hours. Compact and portable, measuring only 3.34 x 1.41 x 0.55 inches, this digital voice recorder fits into almost any pocket and can easily switch between a voice recorder and an MP3 player. Its operation is incredibly simple: press the REC button to record voice, record with one click, and save with one click. It's straightforward and easy to use. This voice recorder is an excellent device for recording lectures, meetings, business negotiations, medical orders, evidence collection, interviews, lessons, and more. It is particularly suitable for students, teachers, business professionals, journalists, writers, and anyone who wants to record special moments and beautiful memories with audio.