From Alexis Christoforides:
A lightweight, easy-to-use audio scheduler that can be used to play music and announcements over speakers or a Public Announcement system. Features expiring announcements, 'ding-dong' warning sound played before announcements, music fade-in and fade-out. Support for most popular media file formats (MP3, WMV, and WAV). Version 1.5 bug fix release and media control upgrade.