Specifications include, but are not limited to: MBTA’s request to upgrade surveillance at the MBTA Transit Police Headquarters located at 240 Southampton Street, Boston, MA. 2.1.1 71 new Digital IP cameras. 2.1.2 45 existing analog video cameras will be replaced as well as 26 existing obsolete IP Cameras. 2.1.3 Two-way audio communication will be enhanced with the addition of 19 new hands-free two-way intercoms in the Detention Cells 1. Work consists of installation of new CCTV, PAT and DIS devices, components and equipment, including (but not limited to): a. IP PoE Cameras (including housings and mounting hardware) b. PAT Intercoms c. PAT workstations d. DIS microphones e. Network Switches f. CAT6 Patch Panels g. IP Surge Suppressors h. Conduit i. Cable j. Terminations k. Power Supplies l. Enclosures m. UPS’s n. Electrical Circuits for Security Systems