Frequency VHF40-260MHz VHF Gain 253dB Frequency UHF470-860MHz UHF Gain 303dB Impedance 75 ohmMaxRotation 360 Degree Rotating Speed4-6 roundsmin Reception Range75 miles UHFVHF All Around Signal Receiving Built-in High Gain Booster Built-in Low-Noise Front Amplifier Remote Controlled All Around Rotating Strongly Structured And Water Resisting