... ecginstructionsIt is a kind of multi-functional mini patient monitor. It integrates the functions of auscultation,ECG collection,SpO2 ... and PR inspection.The ecg monitor is applicable for family, hospital, private Clinique, community medical ... Compact and portable,easy to use2.Display of ECG waveform, heart rate,SpO2 ,pulse rate ,pulse waveform 3.Earphone output ...