Specifications include, but are not limited to: 1. Replacing all existing Intercommunication and Public Address Devices throughout the facility except on second floor, the Medical Area, with Harding Devices. Refer to specification section 28 13 00 Audio Communications for specification on new devices. 2. Upgrade existing Intercommunication & Public Address System (Sound System), Door Locking Control System and Utility (Lighting and Sprinkler Valve) Control System with new Touchscreen control panel type system in Master Control Center and the other six (6) Housing Units Control Centers. 3. Retrofit all existing cell light fixtures in all Housing Unit cells with new LED lights, night lights, two (2) lenses, one up and one down, recessed GFI receptacles and new intercommunication devices (speaker and new push button).