Xilisoft DVD Ripper Ultimate is powerful and easy-to-use DVD ripping software with the ability of ripping DVD to almost all video and audio formats such as MPEG-4 AVI DivX Xvid RM FLV SWF MOV 3GP WMV WMA MP3 AAC AC3 M4A WAV etc. With its powerful compatibility for iPod iPhone PSP Apple TV etc. Xilisoft DVD Ripper Ultimate enables you to rip DVD to many formats supported by various portable media players. Main Features:1. Provide powerful video editing functions including crop video size edit video effects adjust video subtitle and add video watermark 2. Clip any segment you want to rip from DVD and merge several segments into one 3. Split one source file into several by customized size or time or merge several source files into one 4. Capture DVD pictures at fixed interval 5. Preview the source video or the edited video and can even compare and preview them before output 6. Rip one source file to multiple different formats at one time 7. Offer detailed audio and video settings such as quality level sample rate channel split mode etc. 8. Create and edit custom profile in the way of choosing a profile adjusting its parameters and renaming 9. Customize the size of output using the powerful Bitrate Calculator tool 10. Support both NTSC and PAL DVD ripping 11. Retrieve DVD information from the Internet automatically or manually 12. The output audio and video quality is so excellent beyond your imagination. 13. Support 5.1 channel surround sound system.14. Control the number of processed cores at any time during conversion.16. CBRVBR output format can be selected freely for certain profiles.17. Easily control volume while previewing the DVD-video.Xilisoft Corporation focuses on the users experience all along offering the most easy-to-use software and consummate service.