simultaneously acquistion of 12leads ECG data, LCD display o foperation menu, hight resolution thermal printer, AC ... protection against defibrillator effect Lead: standard 12 leads, European leads. Input impedance:>50MΩ Calibrating voltage: 1mV*2% Digital sampling: 12 ... 12 leads ECG data) DFT Filter automaticadjustment. Sensitivity: Auto, 5, 10, 20mm/Mv Recording system: Thermal-array Paper speed: ...