1. Full face mask and regulator assembly suitable for cold-weather diving meeting the NFPA 1006 Standard on Technical Rescue Personnel Professional Qualifications 18.3.2 Select and use PPE, given a subsurface mission and personal protective and life-support equipment, so that rescuer is protected from temperature extremes and environmental hazards and is compatible with the underwater communication system below. Includes a protective mask bag. Quantity: 12.000. 2. Earphone-Microphone assembly compatible with the above full-face mask and hard-wired underwater communication system. A Hi Use compatible HUC connection - 4P - 2 pin, 2 socket- shall be supplied to complete the connection to the communication rope. See attached for complete specifications-capabilities. Quantity: 12.000. 3. Back inflation buoyancy compensator device - BCD. The BCD should be designed by the manufacturer to meet the needs of public safety diving. The power inflator device should allow for use as an alternate air source from the main tank and will meet the as a second stage regulator per NFPA 1670 3.3.2 Alternate Air Source: See attached for complete specifications-capabilities Quantity: 12.000.