Recording of MP3 audio and playback via a 300-MW-loudspeaker; Long battery life allows up to 32 hours recording time (mp3 8 Kbit/s); The 4-GB memory enables the storage of up to 1043 hours (mp3 8 Kbit/s); Organize, protect and deleting files and folders; Power supply with 2 x AAA batteries (included); ; This text is machine translated.