Operates on 27 VHF business exclusive frequencies and features 219 PL/DPL codes, including 6 customizable codes to help ensure a clear signal. Powerful 1500 mW speaker ensures clear communication without distracting feedback in noisy conditions. (NWR) Channel 8 is pre-assigned to receive official National Weather Service warnings, watches, forecasts and other hazard information 24 hours a day, 7 days a week. Meets military specifications for sealing against dust, wind, shock, vibration and other adverse conditions. Leave your radio on your belt and know exactly what channel you are communicating on.