High Definition Noise Reduction Professional Recording Pen

High Definition Noise Reduction Professional Recording Pen: Product Information: Model: Q22 Article No Recording mode: one button recording Recording format: WAV Recording time: 1200 (minutes) Maximum number of recording files: 99 Memory card type: Expansion cards are not supported Display screen: LCD screen Transmission interface: USB 2.0 Microphone: Yes Number of microphones:

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