Intercom/mass notification system

The United States Air Force is seeking information about a wireless point-to-point and WiFi capable intercom/mass notification system for 20 laboratories, office, and chemical storage buildings. The system should include speaker call stations, in and outdoor IP and standard speakers, and amplifiers. It must also be able to tie newly constructed buildings with 40+ year old facilities across a 200-acre research complex. The intercom must have announcement delay to prevent feedback and be fully expandable for future requirements. • The system must be able to handle a 200-acre research complex. • The system must be able to tie newly constructed buildings with 40+ year old facilities. • The system must have announcement delay to prevent feedback. • The system must be fully expandable for future requirements.