Integrates ECG monitoring and defibrillation, enabling real-time rhythm analysis and shock delivery.Defibrillation, AED, pacing, and monitoring functions; features Biphasic Truncated Exponential (BTE) technology with automatic impedance compensation; energy selectable from 1 to 360J and high impedance range of 20–250Ω; a single menu knob enables manual defibrillation, pacing, monitoring, and AED mode switching; energy selection completed within 1 second to save rescue time; defibrillation operation accomplished in 3 steps (energy selection – charging – shock); two-in-one external electrode pads can be separated into large and small pads for adult and pediatric defibrillation; a single set of external electrode pads allows energy selection, charging, and shock delivery, facilitating ease of use for medical staff.