Specification:Magnetic adsorption Voice-control recording MP3 music Long standby Product color: Black Material: metal Recording time: 600 hours Recording format: WAV Standby time: 365 days Battery capacity: 3800 mA Sample rate: 48KHZ Bit rate: 192kpbs Size: 110x20x20mm&nbsp;Package Included:1*Data Cables 1*Earphone 1*Vioce recorder 1*Manual&nbsp;<img data-srcid="-" src="https://image.doba.com/dgd1-hlbdmNRkKovW/cq500-mini-audio-voice-recorder-600-hours-16gb-recording-magnetic-professional-digital-hd-dictaphone-denoise-long-distance.jpg" alt="dropship CQ500 Mini Audio Voice Recorder 600 Hours 16GB Recording Magnetic Professional Digital HD Dictaphone Denoise Long-Distance" /><img data-srcid="-" src="https://image.doba.com/dgd1-zqbDhlHjCPVa/cq500-mini-audio-voice-recorder-600-hours-16gb-recording-magnetic-professional-digital-hd-dictaphone-denoise-long-distance.jpg" alt="dropship CQ500 Mini Audio Voice Recorder 600 Hours 16GB Recording Magnetic Professional Digital HD Dictaphone Denoise Long-Distance" /><img data-srcid="-" src="https://image.doba.com/dgd1-zQqamNnpeYVf/cq500-mini-audio-voice-recorder-600-hours-16gb-recording-magnetic-professional-digital-hd-dictaphone-denoise-long-distance.jpg" alt="dropship CQ500 Mini Audio Voice Recorder 600 Hours 16GB Recording Magnetic Professional Digital HD Dictaphone Denoise Long-Distance" /><img data-srcid="-" src="https://image.doba.com/dgd1-ycDhzdnLQPVa/cq500-mini-audio-voice-recorder-600-hours-16gb-recording-magnetic-professional-digital-hd-dictaphone-denoise-long-distance.jpg" alt="dropship CQ500 Mini Audio Voice Recorder 600 Hours 16GB Recording Magnetic Professional Digital HD Dictaphone Denoise Long-Distance" />