The Department of Defense, specifically the Department of the Air Force, is conducting market research for the procurement of UAS transponders for Task Force 99 (TF99). The requirement includes transponders that meet specific salient characteristics, such as dimensions of 47 mm width, 0.5 mm height, and 58.15 mm depth, weighing under 50 grams, and drawing 1.5 watts or less, with AIMS certification and compatibility with various operational modes. This procurement is critical for enhancing UAS capabilities and ensuring safe airspace management during operations. Interested vendors must submit their responses by 4:30 PM Eastern Standard Time on September 12, 2024, to Oisin Doyle at oisin.doyle.1@us.af.mil, including detailed company information and capability statements.