Profile: Alpha Communicationsr is a manufacturer, importer and supplier of intercom systems, video-intercoms, emergency-call and specialty signaling products. 4000/A series intercom system allows a single master station to communicate selectively with up to 18 remote stations. Our 142A series intercom system is an internal switchboard intercom system that can have one master and virtually any number of remote handsets. The smallest master station is a 10-station capacity, and is available in multiples of 10 (up to 60), and then in multiples of 20. Brands include Alpha Communications™, AlphaEntry™, AlphaSure™, AlphaLobby™, DuoCom™, MightySlim™, AlphaTeller™, STR™, AlphaStatus™, QwikBUS™, AlphaQuote™, VisitorVerifier™, AlphaStatus™, QwikBUS™, QwikCAM™ and QwikID™.