AST May 2020 AST May 2020 | Page 23

plications. www.AmericanSecurityToday.com May 2019 - Edition 44 ATI is pleased to announce the new Universal Indoor Speaker Unit (UNI-ISU) provides flexible answers to customers’ critical indoor Mass Notification requirements. The Universal Indoor Speaker Unit provides more intelligent end points in an ATI Mass Notification System. Overview A typical wide area voice system consists of several different components: Indoor units: ATI Systems Universal Indoor Speaker Unit Universal ISU (Stainless Steel Option) with LOC Buttons MNS systems typically cover large outdoor areas but it is also important to alert people inside the buildings. The UNI-ISU is a successor to ATI’s existing Indoor Speaker Unit (ISU) and offers customers more intelligent, flexible solutions to indoor MNS. 23