Automotive Public Address System with sound effects and more
www.cogapa.com

Musical Doorbell for the home with built-in piano keboard to program songs
www.musicaldoorbell.com

iChime, the digital "Play Anything" Doorbell - record and play anything you want
www.ichime.com

Coga, CogaPA, and iChime are registered trademarks of Microsystems Development Tehnologies, Inc.

 

 

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