This recorder is compact enough to fit in your pocket or wallet, making it easy to carry. It features a built-in rechargeable battery for convenient use. Ideal for recording meetings, conferences, lectures, interviews, and more, it is a practical tool for teachers, students, professionals, and anyone needing reliable o capture. Equipped with dual sensitive microphones, the device records high-quality o at 128Kbps. The operation is simple: press "REC" to start recording, "STOP" to save, and "PLAY" to listen to your recordings. Use the A-B repeat function to replay specific sections, aiding in study and review of key content from lectures or speeches. The built-in rechargeable lithium battery supports up to 20 hours of continuous recording. With 8GB of internal memory, it can store approximately 7680 minutes of o, saved in multiple file formats. This makes the recorder durable, portable, and dependable. Color: Black Material: Metal Package Contents: 1 x Voice Recorder Pen Note: The actual color may vary slightly due to lighting and screen display differences. Measurement error is +/- 1-3 cm.