1536Kbps dual-mic PCM High quality recording-E36 voice recorder equipped with dual sensitive microphone and professional recording IC,support up to 1536Kbps PCM recording,provide a super clear recorded voice as if the speaker speaking standing by your side.Perfect for journalist,students,singer,writer,office workers,lawyer,audio creator.etc FOCUS ON HIGH QUALITY RECORDING. 136GB(8+128) memory and high capacity battery -Built-in 800mAh rechargeable battery,support up to 45 hours continuous recording.8Gb flash memory can save 580 hours recording files at most,in addition to this,E36 have been plugged with 128GB memory card and support voice activated recording.BIGGER AND BIGGER,GET A SUPER WORKING LIFE.A good choice to record your teacher's speech,your idea,your singing voice,and record what someone said. Simple designed,easy to use-The most user friendly voice recorder designed by aiworth,all operation buttons on the front side,operational logic like smart phone.W