When it comes to helping a victim of sudden cardiac arrest, not all AEDs are created equal. Unlike other AEDs, ZOLL® AEDs support rescuers with integrated, real-time feedback on compression rate and depth. Recommended by medical professionals, the ZOLL AED Plus® defibrillator with Real CPR Help® technology guides rescuers in performing high-quality CPR and provides integrated audio and visual feedback to support you throughout the rescue.