BellWiz Description:

BellWiz is an innovative scheduling program which plays audio files for a public address system through a PC. The program is ideally created for playing school bells, fire drill sounds,
and factory shift change sounds. BellWiz features an extremely flexible scheduler which allows for a wide range of scheduling including daily, weekly, and monthly scheduling. BellWiz features the ability to play both .wav and .mp3 audio files and even includes support for
looping sounds for a specified number of seconds.
BellWiz is available for $34.95 for a single license and multiple license packages are available at a deep discount.