FEATURES: 1 with monitoring and diagnosis functions. (It adopts ASIC chip specially designed for ECG measurement.) 2 Reduce the volume and power consumption of the ECG acquisition module. 3 Improve the consistency of the ECG parameters of each lead. 4 Avoid inconsistent filter characteristics & distortion of the ECG signal. (Use digital filtering.) 5 Maximum retention of ECG signal data. (Built-in high-precision 24-bit AD conversion chip.)