The Edan 01.57.471487 is a professional-grade 3-lead medical ECG trunk cable engineered to deliver accurate physiological signal transmission from patients to compatible bedside vital signs monitors or telemetry setups. Featuring an integrated defibrillator-proof design, this heavy-duty reusable cable protects both the connected monitoring equipment and the signal integrity from high-voltage energy discharges during cardiac resuscitation, ensuring continuous trace visibility during critical care monitoring and diagnostic evaluations.