Command & Sonar Systems operates in the Maritime, Land, Underwater Warfare and C2ISR market segments. In the Maritime segment, products and capabilities include naval ship modernisation, EO Tracking and Fire Control Systems, Surface Ship Combat Management Systems, naval data distribution systems, Graytronics RIB intercoms, servo control systems, TV cameras and submarine weapon fire control. In the Underwater warfare market segment it leads in the design and development of integrated naval sonar systems (ISS); torpedo defence systems and countermeasures; mine disposal systems; submarine communication systems and sensor to display distributed anti-submarine warfare systems, including multi-static active (MSA) technologies. In the C2ISR market segment, solutions include Deployable Air C2 and Maritime and Border security solutions. In the Land segment, products and capabilities include vision systems and turret servo control for AFVs. The business operates primarily at Tier 2 and Tier 3 and also offers comprehensive support services for all of the above products and systems, supporting own and third party equipment worldwide.