This is a total small business set-aside solicitation for ruggedized mobile UHF ground-to-air transceivers operating across 30–400 MHz with AM/FM voice, secure modes, and remote IP-based management. The units must meet MIL-STD-810H/461G and IP65 standards while supporting AC, DC, or BB-2590 battery power. Performance and acceptance will occur at Sheppard AFB, Texas. Funds are not currently available, so no award will be made until funding exists, and the government may cancel the solicitation without reimbursing offeror costs. The applicable NAICS code is 334220 with a 1,250-employee size standard.