Presolicitation notice from the Department of Defense, specifically the Department of the Navy, is seeking to procure a microphone. The microphone is categorized under the industry of headsets, handsets, microphones, and speakers. The procurement is for a quantity of 12 units, with delivery FOB origin. The government does not own the data or rights to the data needed to purchase or contract repair of this part from additional sources. The item requires government source approval prior to contract award, as it is flight critical and/or the available technical data has not been determined adequate for acquisition via full and open competition. Only previously approved sources have been solicited. Interested parties who are not approved sources must submit the required information detailed in the NAVSUP Weapon Systems Support (NAVSUP WSS) Source Approval Information Brochures. The solicitation also mentions the availability of the NAVSUP WSS Commercial Item Identification Brochure and the ability to obtain copies of military and federal specifications and standards from the DoD Single Stock Point. The award will be made only if the offeror, product/service, or manufacturer meets the qualification requirements at the time of award. The solicitation also mentions the inclusion of certain clauses related to Free Trade Agreements and Trade Agreements.