... Select simultaneously acquisition of 12-lead ECG signals; LCD screen with 320×240pixel, dispalys 12 leads waveform simultaneously and synchronously ... acquisition of 12-lead ECG signals; Powerful anti-interference with variety of filtering methods: DFT, AC,EMG, Lowpass ... Filter. Ensure the waveform clearly, accurately and nondeformed; LCD screen with 320×240pixel, on screen displays 12 leads waveform, ...