1.Built-in Speaker2.280mAh rechargeable battery12 hours recording3.ProfessionalRecording PenEarphone4.Wide ApplicationSuitable for business meetings /speech/ class /lectures / court /entertainment and so onColor: BlackMaterial: PlasticWeight of a single set: 100gPacking method: BoxedContains a single set: Recorder x 1 Instruction manual x 1 Data cable x 5Recording mode: HDRecording format: WAVRecording time: 960 (minutes)Maximum number of recording files: 999Memory card type: SD cardDisplay: monochrome displayTransmission interface: USB 2.0Microphone: YesNumber of microphones: BidirectionalVideo recording: does not support video shootingBattery: Lithium battery Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia