Product Description With a high-sensitivity microphone, easy-to-use playback and a battery life of over 159 hours when recording MP3 48KBPS (mono) or 59 hours when recording MP3 128KBPS, the Sony icd-ux570 is a portable and versatile digital voice recorder that lets you record lectures, meetings and music in stunning quality. The auto music recording optimises audio capture settings for music frequencies. It reduces the impact of recording mistakes caused by wrong microphone sensitivity settings, and delivers crisp, high-quality audio. The Sony icd UX570 makes it easy to locate the playback point you need. Short-range skipping is a breeze with easy search, which enables you to go back 3 seconds or forward 10 seconds with the click of a button. Long-range skipping is simple, too. You can easily find the important sections of your meeting, seminar or lecture, by using time jump to skip each 10% of the total playback time of a recording. Transferring files to or from your computer is fast and CONVENIENT. Just plug the Icdux570 straight into a free USB port for an immediate connection – No USB cable needed. At just 102.8mm x 36.6mm x 12.2mm in size and approximately 48G in weight, The sleek UX570 is both light and thin, meaning it can slip it into your pocket and go wherever you go.. Set Contains: ICD-UX570 MP3/LPCM digital voice recorderPC Application Software (Sound Organizer2)Carrying Case