The Lectrosonics Perforated Shark Fin Style Antenna is a high-quality UHF antenna designed for radio communication equipment. Made of fiberglass and manufactured in the United States, this black antenna has one input and one output. Its unique shark fin style provides a sleek and efficient design for improving signal reception in the 450-850MHz frequency range. Perfect for various consumer electronics and radio communication devices, this Lectrosonics antenna offers reliable performance and durability.