The ICD-PX370 from Sony is a digital voice recorder which facilitates the simple recording of meetings, lectures, and other applicable scenarios. An onboard microphone allows you to record mono MP3 with ease, and depending on the bit rate of the MP3 you choose, you can capture between 39 and 159 hours of audio. You can either listen through the built-in speaker or with headphones via the 3.5mm headphone jack. With an on-board USB connector, you can plug the unit directly into a computer without any extra cables. Other features of this recorder include digital pitch control, noise cut, easy search, track mark, and more. The unit runs on two AAA batteries, which are included with the voice recorder.