The Diamond Antenna NR72BNMO Dual-Band Mobile Antenna is engineered for amateur radio enthusiasts seeking reliable VHF/UHF communication in a compact form factor. With its 13.8-inch height, this antenna is ideal for vehicles with low clearance, ensuring you can maintain communication without compromising on performance. Operating on the 2m (144–148 MHz) and 70cm (440–450 MHz) bands, it offers a 2.15 dBi gain on both frequencies, enhancing signal reception and transmission. The antenna supports up to 100 watts of power, making it suitable for a wide range of mobile radio applications. Designed for NMO mounts, it requires grounding for optimal performance. Whether you're commuting or on a road trip, the Diamond NR72BNMO ensures you stay connected. Product Specifications: Frequency Range: 144–148 MHz (2m), 440–450 MHz (70cm) Gain: 2.15 dBi on both 2m and 70cm bands Maximum Power Rating: 100 watts Height: 13.8 inches Mount Type: NMO Element Phasing: 1-1/4λ for 2m, 1-1/2λ for 70cm Grounding: Required for optimal performance