Dynamic ECG Systems contain recorder & analysis software. Recorder is an easy- to -use unit, which collects 12-lead ECG waveform synchronously and records continuously for 24 hours. In addition, it also reviews ECG waveform. It is easy for you to use analysis software which plays back ECG waveform stored in ambulatory recorder and achieves kinds of analysis functions, such as arrhythmia, HRVA, QTDA, TWA, etc.