... graphic trends & date storageNIBP dual Over Pressure ProtectionIsolated floating, anti-defibrillation protected and anti high-frequency interferenceInner printerECGLead type: 5-lead ... Protection: Withstand 4000VAC/50Hz voltage in isolation against electrosurgical and defibrillation S-T detection: YES, Arrhythmia analysis: YES Alarm: YES, audible ...