... mini patient monitor. It integrates the functions of auscultation,ECG collection,SpO2 and PR inspection. The product is ... guide league electrodeA CD, to analyze and install softwaremobile ecg main parametersHeart Rate measuring range: 30bpm~300bpm ,Accuracy: ... electronic sensor ,three Stethoscope modes),Heart:20~230Hz,Lung:100~800Hz,H&L:20~800Hz Handheld Home Portable Single-Channel ECG Machine