; or (ii) training personnel on operating procedures for such systems. (B) Inclusions The term test or training range may include specialized fixed or portable instrumentation for the operation of unmanned maritime systems and other types of systems. (8) Unmanned maritime systems (A) In general The term unmanned maritime systems means remotely operated or autonomous vehicles produced by the commercial sector— (i) designed to travel in the air, on or under the ocean surface, on land, or any combination, and that function without an on-board human presence