Products Description3-in-1 Portable MP3 Player U-disk Recording Pen Multifunction Mini Dictaphones For Player, U-disk,OTG · Recording time: 8GB/36Hr · Recording format: WAV format ·Sampling rate: 512Kbps ·Power supply, rated voltage Lithium battery (80MA): 3.6V-4.2V ·Battery life: recording 5 hours · Supported operating systems: Windows /MAC/Android OTG Start recording, save off, mobile, computer play recording
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