Digital Audio Recorder - Universal - Audio Recording 30 Hours Continuous Recording Tape Recorder Pen 32GB Noise Reduction Ball Panel MP3 Player Tape Recorder | Digital Voice Recorder (Red) Universal Highlights Audio Recording 30 Hours Continuous Recording Pen Tape Recorder 32GB Noise Reduction Ball Panel MP3 Player Tape Recorder | Digital Voice Recorder (Red) 30 Hours Audio Recording Continuous Recording Control Sound Voice Recorder Pen 32GB Noise Result Ballpen MP3 Player MP3 Player LED Light | Digital Voice Recorder (Red) Product Name Sound Ballpen Shape Meeting Recording Digital Pen Hidden Audio Recording USB Voice Recorder Pen Audio Recording 20 Hours Noise Reduction Spy Sound Voice Recorder Pen Continuous Recording Ballpen Voice Recorder PCM 192kbps High Quality Recording Professional voice recorder use intelligent digital noise reduction chip ensuring highly qualified audio experience Continuous long time recording Built in 160 mAh lithium battery support 30 hours continuous voice recording.Never lack of speech or a long time conference, even 360 degree and mutli direction High quality recording Multi-angle and multi direction recording, Collect more clearly and high quality sound With Time stamp function All recordings with time stamp, to easily classify. Easy to use One button record and save design, but also play backward, rewind function New fashion design Ballpen sharpe, USB storage, can write like a real pen, can store in usb Mp3 player High sound quality,support MP3,WAV format.Supportplayback,rewind,next,forward mp3 playback by line control Synchronized recording Support recording as a gift writing.Perfect for studying Parameter Recording bit rate 192kbps Recording time 30 hours continuous recording Recording format WAV Internal memory 32GB Game format WAV/MP3/WMA Battery voltage 3.7V Battery Rechargeable lithium battery 160mAh Output 10mW+10mW (320Ohm) Interface Hi-speed USB 2.0 Frequency 20Hz to 29kHz Material Zinc alloy Noise & Gt; 80db Distortion 0.05% operating temperature -5 to 40 system support Windows 2000, MAC OS 10.0, Android 4.0 above Pack 1XPen voice recorder (Red 32GB)