Buzzer System

From: fcsanidad &lt; fcsanidad_at_fcsanidad.yahoo.invalid &gt;
Date: Thu, 26 Jun 2003 14:53:05 -0000
Message-ID: &lt;bdf1ch+avht_at_...&gt;

fcsanidad <*fcsanidad_at_fcsanidad.yahoo.invalid*> · Thu, 26 Jun 2003 14:53:05 -0000

I was wondering if anyone out there has had any experience with the 
buzzer system made by Quizsystems.

http://www.quizsystems.com

Is it reliable? Does it break down easily? Annoying buzzer sounds? 
etc.