Binary trigger definition

Binary trigger means a device that replaces a standard trigger on a semi-automatic
Binary trigger means a device that replaces a standard trigger on a semi-automatic weapon and is designed to fire one round on the pull of the trigger and another round upon release of the trigger.
Binary trigger means a trigger affixed to a semiautomatic firearm and designed to fire a single projectile upon the pull of the trigger and another projectile upon the release of the trigger.