1st * DVD Audio Ripper is a professional software DVD movie soundtrack ripper that can extract movie soundtracks from DVDs and rip DVD audio to MP3 or WAV with complete sound effects. * Features: 1. It supports AC3 and LPCM audio track and supports sample rate 44.1 kHz, 48 kHz and 48 kHz to 44.1 kHz down sampling. 2. It supports ID3 tag and permits you to edit music info for each file before rip them. 3. Besides DVDs it also supports IFO files. 4. It can rip DVD movies by chapters - DVD Audio Ripper will auto list all chapters in a DVD, then you can extract sound tracks by chapter easily. 5. It can rip DVD movies by certain time or file size - If your DVD doesn't separate music through chapters, you also can rip it by certain time or file size, for example rip DVD to MP3 every 5 minutes or every 5 MB. 6. It can extract DVD sound track quickly - DVD Audio Ripper can check your CPU type automatically, use your CPU fully that ensure you can rip your DVDs with the best ripping speed. DVD ripping isn't a time-consuming work any more! 7. It supports batch conversion and multi-threading CPU, thus the more files you convert within one time, the faster speed it offers than other converters.