BrandRadioddityItem Weight0.66 PoundsVoltage7.4 VoltsWater Resistance LevelNot Water ResistantFrequency Range144-148MHz, 420-450MHzRadioddity GA-510 10-Watt Ham Radio Dual Band Handheld High … www.amazon.com › Radioddity-10-Watt-Programming-Batteries-Earpiece