Lightweight and PortableThis portable digital voice recorder is small and lightweight, requires minimal space, suitable for almost any pocket. The lightweight design allows you to record anywhere without using a smartphone. Easy to UseThe operation interface is simple and navigation is simpler. Make your use easier. You can record with one key and start recording quickly within 3 seconds. MultifunctionalAs a digital voice recorder, a phone conversation recorder, and it is also an MP3 player for listening to music, the USB flash drive supports WMA, ASF and WAV formats. The audio documents will be stored in WAV format and can be easily played through all media players. Widely ApplicationIt is a great voice recorder for classes, meetings, speeches, lectures, interviews, doctor advice, evidence collection, spy recording, etc. A perfect gift for students, writers, professionals and others! Durable and Good Sound QualityBuilt-in lithium battery, rechargeable device. A full charge can record up to 20 hours at a time. And the sound quality is clear. Quantity delivered: 1 piece Product color: black Product specifications: as shown in the picture. Storage: Built-in flash Working temperature: -4060 Weight: about 33.5g (excluding battery) Size: 85mm 36mm 14mm Battery life: 20 hours recording 7 hours playbackGood quality product