?If you are looking for a reliable and good quality voice recorder, the this USB voice recorder is just right for you! ?Designed to be portable and practical, it can be inserted in the string, in the pocket, in the wallet, in the suitcase. Our Professional Voice Recorder features several high-end features: 1. This voice recorder has a built-in 16GB memory that can store up to 192 hours of recording. 2. One button to start and save a recording, prefer for beginners. 3.Time stamp function, you can connect the recorder to computer to set the time. 4. When the battery is low, the recording will be saved automatically before the portable voice recorder is turned off. 5. Charging the battery directly via USB on computer, recording even during charging. 6. Under fully charged status, our recorder can continuously record 20 hrs Move button to V to start voice activated record, easy to use. Technical specifications: Dimensions: 2.60*0.87*0.35 in Weight: 0.42 Oz (12g) Charging time: 1.5 hours Audio format: WAV Format Recording quality: 192 kbps Built-in 16 GB memory: storage up to 192 hours of recorded files Supported operating systems: Windows and MAC Package List: 1x USB Voice Recorder 1 x User Manual (UK/DE/IT/ES/FR)l