No. of Elements 9 Channels Ch. 5-12 Ch. 21-62 Frequency Range 174-230MHz 470-862MHz Antenna Gain 2-4dBi 12-15dBi Beam Width H/V H360°/V60° H40°/V30° Front-back Ratio 15-20dB Impedance 75Ω Antenna Length 800mm Dipole Box / Reception Distance 65Mile