Shareezone Professional Digital Voice Recorder and Mp3 Player Audio Dictaphone with 8gb Internal Memory +8gb Memory Card Free Long-lasting built-in rechargeable lithium battery of 1430mAh, up to 168 hours working time every signal full charge. Charge via a computer USB port, takes about 4 hours to be fully charged. Easy to use even for a beginner, one-press record/ save/ pause/ stop/ play, one-press to switch between recorder and MP3 player, &lt;br&gt; one-press A-B repeat. Comes in 8GB internal memory +8GB memory card free (total : 16GB .max. recording time up to 2,162 hours), MicroSD / SDHC (up to 32GB). Multifunctional: voice activation/ variable speed playback at 1 - 8x speed/ track-marking/ time stamp/ scene select function/ set password/ set time to auto power off/ PC connection and more! Recording via built in microphone/ external microphone/ Line-in recording/ Telephone recording. You can set a time to AUTO REC, it also supports monitoring while recording that means you can listening to the recording file while recording is in progress. can be used as a Dictaphone for conferences, meeting, lectures, classes, and many other events. Recording in WAV /MP3 format. REC Bit Rate of WAV format up to 1536kbps that offers you a real Hi-Fi sound quality of recording,the perfect solution for recording meetings, conferences, interviews or lectures. 12 months worry-free warranty.