Spec Sheet Preview: (US Patent 7,783,018) The Alpha Communications® SW-ALENTRY5 v5 AlphaEntry™ software is used for a variety of entry and calling intercom, telephone, VOIP and emergency-call applications. This AlphaEntry™ software can be used on virtually any Windows® based PC for a lobby entry, or concierge / security desk application, or both. The patented software allows a visitor or staff member to call to remote locations using telephone lines, or intercoms or video-intercom stations, and can be inter-mixed for up to 6 different calling methods (an AlphaEntry& …