Aiseesoft WTV Converter is an excellent solution for Windows vista/7/8 users to convert WTV to MP4, AVI, MOV and other popular video formats for various usage. That means the TV shows recorded in Windows Media Center, which is saved as a Windows Recorded TV Show file with the file name extension .wtv, could be easily converted to the video files compatible with popular portable devices, such as iPhone, iPad, iPod, Samsung Galaxy series, etc. Also, this WTV video converter is able to convert DVR-MS to MP4, AVI, etc. for Windows XP users and convert WMV video files to AVI, MOV, MP4, etc. formats including HD video formats. With this WTV video conversion software, extracting audio track from WTV, DVR-MS, WMV video files will be an easy thing. And it can convert MP3, WMA audio files to other popular audio formats, such as AAC, AC3, AIFF, OGG, WAV, etc.