FineSource VN-308 8 GB Professional HD Digital Voice Recorder Dictaphone Pen with Mp3 Voice Activated Function External Microphone for Meetings Interviews Students Learning and Conversations The FineSource Vn-308 is a HD digital voice recorder with voice activated function, professional for recording lectures, meetings, interviews, or just about anything, without distortions. Recording in WAV format with lossless sound quality. It supports HQ and SP recording modes, and features an in-built HQ microphone, an ideal display, an operation indicator, and high quality playback speakers. It also support Fast Forward/ Fast Backward Built-in 8G memory, support for memory card expansion capabilities, maximum support 32G memory card , and can also be used as a MP3 player. It supports both the repeat one song, or the repeat all songs, either in recording mode or MP3 mode. Long-lasting built-in rechargeable lithium battery for 50 hours recording or 12 hours playback times in a single charge. Charge via a computer USB port, takes 4 hours to get fully charged. USB sound recorder into computer USB port and a folder of recorded WAV files appears immediately. Play back on Windows Media Player or Free VLC player. Super simple one step plug and play access to files. No software to install. Eliminates complicated transfer of files across devices