With Xilisoft Audio Converter, you can also convert files in batches as well as audio segments, split files, output files to exact size, simultaneously convert a file into different formats, and fully customize your output by adjusting a range of basic and advance parameters. High audio conversion speed is guaranteed with multithreading and multi-core CPU processing both supported.

Features:
* Audio Conversion. Convert audio files from one form to another, audio formats supported include MP3, WMA, WAV, AAC, FLAC, OGG, APE, etc.
* Audio Extraction. Extract audio from different format video files including HD videos, video formats supported include AVI, MPEG, WMV, MP4, FLV, MKV, H.264/MPEG-4 AVC, AVCHD, etc.
* High-Speed Audio Conversion. Xilisoft Audio Converter offers high-speed audio conversion with multithreading and multi-core CPU processing fully supported.
* Batch Audio Conversion. Convert multiple files at once with support for batch conversion.
* Convert Audio File to Several Formats. Simultaneously convert your file to various formats to meet different requirements.
* Convert Audio Segment. Convert an audio segment or extract an audio segment from a video file to one or several formats.
* Split File. Is your file too large to be transferred to your multimedia device? Simply split it into several smaller chunks by file size or time length.
* Convert Audio File to Exact Size. Output your file to the required size precisely with the aid of Xilisoft Audio Converters built-in Bitrate Calculator.
* Output Parameter Adjustment. Adjust a range of basic and advanced output parameters to fully customize your output audio file.
* Play Different Format Files. Xilisoft Audio Converter comes with a versatile media player built-in capable of playing files in all sorts of formats.
* Audio Conversion in Background. Set audio conversions to run in the background and save CPU resources for other applications.
* Action after Audio Conversion. Set this audio converter to auto exit, shut down, stand by, or hibernate your PC after a task is complete so you can concentrate on other things.
* Multilingual Interface. Xilisoft Audio Converter comes with different languages built-in: English, German, Spanish, French, Japanese, Simplified and Traditional Chinese.

Input File Formats Supported:
Video: AVI, MPEG, WMV, MP4, FLV, MKV, H.264/MPEG-4, DivX, XviD, MOV, RM, RMVB, M4V, VOB, ASF, 3GP, 3G2, SWF, H.261, H.264, DV, DIF, MJPG, MJPEG, DVR-MS, NUT, QT, YUV, DAT, MPV, NSV, AVCHD Video (*.mts, *.m2ts), H.264/MPEG-4 AVC (*.mp4), MPEG2 HD Video (*.mpg; *.mpeg), MPEG-4 TS HD Video (*.ts), MPEG-2 TS HD Video (*.ts), Quick Time HD Video (*.mov), WMV HD Video (*.xwmv), Audio-Video Interleaved HD Video (*.avi)
Audio: MP3, WMA, AAC, WAV, CDA, OGG, FLAC, APE, CUE, M4A, RA, RAM, AC3, MP2, AIFF, AU, MPA, SUN AU Format
CD: Audio CD

Output File Formats Supported:
Audio: AAC, AC3, AIFF, APE, AU, FLAC, M4A, MP2, MP3, OGG, RA, WAV, WMA, WAV lossless, WMA lossless