1.Built-in High Quality Speaker 2.280mAh rechargeable battery 12 hours recording 3.ProfessionalRecording Pen ＋Earphone 4.Wide Application Suitable for business meetings /speech/ class /lectures / court /entertainment and so on Color: Black Material: Plastic Weight of a single set: 100g Packing method: Boxed Contains a single set: Recorder * 1 Instruction manual * 1 Data cable * 5 Recording mode: HD Recording format: WAV Recording time: 960 (minutes) Maximum number of recording files: 999 Memory card type: SD card Display: monochrome display Transmission interface: USB 2.0 Microphone: Yes Number of microphones: Bidirectional Video recording: does not support video shooting Battery: Lithium battery