What Is the Difference Between a Three-Way Intercom System and a Five-Way Intercom System?
What Is the Difference Between a Three-Way Intercom System and a Five-Way Intercom System? In elevator safety configurations, the emergency intercom system is a crucial element to ensure passenger safety. The most common types are the three-way and five-way intercom systems. Many customers often wonder about their differences when making a selection. In fact, their […]
