This recorder is easy to fit in your pocket or purse to carry around, powered by a rechargeable battery. It can be used to record meetings, conferences, lectures, interviews and so on.Equipped with dual sensitive microphones, this device records 128Kbps high quality audio messages. It is a tool for teachers, students, salespeople, audiences, professors and anyone who needs to record what they need. Easy to use buttons, just turn on your voice recorder, press REC, it will record your important lecture, moment Press STOP to save your recordings safely Press PLAY to listen to what you just recorded, and then press AB, select your important section to repeat, helps you study and review your teachers keynote speech on the lesson, lecture, semester so easilyBuiltin rechargeable lithium battery provides 20 hours of continuous recording. 8GB memory can store 7680 minutes of recordings that can be saved in multiple types of data files. making this device undoubtedly a durable, portable and audio recorder. Color Black Material Metal Package Contents 1Voice Recorder Pen Only the above package contents, other products are not included. Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is13 cm.