Xilisoft DVD to WMV Converter is a powerful DVD ripper and video converter tool, which can help you convert DVD, IFO file, DVD folder to WMV video and WMA audio format easily and fast, with perfect output quality. Key features: 1. You may choose to retrieve DVD info and software updates from the internet automatically or manually. 2. You can set more than one output formats for one source file and get same content file with different formats, or you can clone a title to apply different formats on each copy. 3. It allows you to select target subtitle and audio track. 4. Allow you to split a fairly large movie to several parts by setting file size or time length for your convenience. 5. Extract a movie segment you like in the DVD by setting its start time and duration. 6. It supports ripping DVD by custom file size with a Bitrate Calculator. 7. It offers “Run Background” and “After Ripping Done” options to make performance more efficient. 8. Provide a built-in player for DVD preview and support snapshot taking in preview process. 9. Support 5.1 channel surround sound system. 10. Support multi-core and it can control the number of processed cores at any time during conversion; 11. CBR/VBR output format can be selected freely for certain profiles; 12. Easily control volume while previewing the DVD-video. Xilisoft Corporation focuses on the user experience all along, offering the most easy-to-use software and consummate service.