The invention relates to a portable pulse sound generator, which includes a battery, a battery charging module, a power management module, a high-voltage electromagnetic switch, a wireless remote controller, a wired switch, a low-voltage electric conversion module, a high-voltage energy storage capacitor, and a polarized magnetic medium. The discharge body; the high-voltage electromagnetic switch controls the conduction between the high-voltage energy storage capacitor and the polarized magnetic medium discharge body; the high-voltage energy storage capacitor stores a high voltage of 5000V, and the polarized magnetic medium discharge body consists of two polarized magnets to form a high-voltage discharge . The invention utilizes high-voltage energy storage to form a discharge on a polarized magnetic medium to generate pulsed sound, which is safe and has high sound energy, and the maximum sound energy can reach 150dB.