Rocketbox Super Drive 250 Take note you need your dead key to be 2-7 watts and your peak power to be 40-50 watts If your radio does not met that then your output of the amp might not be a full 225+) 10&12 Meters This is AM/CW/SSB I see they are really a strong amps for your high power radios. All units are tested before they are shipped to make sure they are working from the factory so if you This unit also works of modulation so you have to talk into the mic. Shipping is 3-5 days after order