Automated Portable Biphasic Defibrillator AM-PD41 AM-PD41 comes with a biphasic waveform ensuring efficient energy delivery. Its enhanced auto-analysis function evaluates cardiac rhythms and automatically selects the appropriate energy level. Our defibrillator is equipped with an 8-inch high-resolution LCD display for clear and detailed visualization of vital parameters. It includes voice and visual prompts to guide users through the defibrillation process.