I'm merciful and compassionate.
Contact highs are for sharing.
center mass -not a particular portion of "head", too.
But for ears (and flying eyes) in the just-in-case dept. should be some e-spectrum jamming and counter-measure capability. With a common tow hitch (trailerable).
Droning noises irritating the general peace and tranquility? Turn up the wattage and fry 'em.