It's so hot that there's no official info on their website, so the info below is on JetAudio 6.

JetAudio is integrated multimedia software made up of a single compact rack. Not only does it play various music and video files, it also has features such as CD burning, recording, and conversion to other file formats.
You can create your own Internet broadcast by using JetCast, provided with JetAudio, and you can play all major file formats, including WAV, MP3, MP3Pro, OGG, WMA, MPEG, AVI, WMV, MIDI, RM, and video and audio CD tracks.

Convert among audio file formats, and record analogue audio to various formats, tag editing for MP3, OGG, and WMA files; sound effects including wide, reverb, and x-bass; multi-channel sound output; speed control of audio playback; cross-fading for a smooth transition between two songs; a skinnable user interface; and synchronized lyrics display (karaoke) for MIDI and MP3 files, supports for video conversion for iAUDIO U3, supports .ts, .tp file extension, and includes video format converter to AVI.

Main features:
- Supports All Major File Formats
- Audio CD burning
- Recording
- Tag Editing
- Multi-channel sound ouput
- Crossfade
- Skin
- Subtitles
- Internet CD Database
- Convenient album management & Playlist
- Utilities
- Conversion
- Audio CD Ripping
- Internet Broadcasting
- Various sound effects
- Speed Control
- Resume
- Synchronized Lyric (Karaoke)
- Alarm & Timer
- Equalizer
- Superb Crystal-Clear Sound

Included JetToys:
- JetCast
- JetLogo
- JetLyric
- JetRecorder
- JetShell
- JetTrim
- Jet Video Converter
- Jet Video Format Converter to AVI

New in JetAudio 7:
- Repeat A<->B
- Bookmark (store position of each file)
- History (list of recent files)
- Supports Remote Controller (such as MCE Remote and StreamZap)
- New Media Manager (Album Manager + Explorer + Device Manager)

Note: all skins removed except the new default one.

Tested on Windows XP only!

Size: 11,6 Mb
Language: English
Info at Wiki: http://en.wikipedia.org/wiki/Cowon