The AT820 is a portable antenna kit for sedan, trucking, 4WD and agricultural environments. Engineered and designed for all round use, the AT820 is a rugged and durable antenna kit to suit your driving needs. A 3.0 m Low Coax cable and 2.5 dBi gain provides excellent performance and perfect flexibility to tune channels, ideal for your vehicle. With a strong magnetic base, the AT820 is a solid choice for temporary installations.