Sony ICD-UX570 MP3/LPCM Digital Voice Recorder (Dictaphone) with Built-in USB, 4GB, OLED Screen - Black Record audio precisely with excellent sound quality and three recording modes. Normal, Focus, and Wide-stereo recording modes give you the ability to record the audio that you need to capture, no matter the setting. Features: Three recording options: wide/stereo, narrow/focus and normal Quick charge; up to 1-hour rec Built-in stereo microphone and voice operated recording ording time, with 3-minute charge Easy to use user-interface and recording level indicator MicroSD memory card slot, headphone jack mic input Linear PCM MP3 recording and playback Playback recordings at various speeds with Digital Pitch Control Charging is a snap, with the built-in USB Direct Connection 4GB built-in memory for up to 159-hours of recording time Built-in rechargeable Lithium battery; up to 27-hours