Six Channel ECG-061 Experts Large LCD Display Waveform & Manu Six-channel & Multi Form Printing 12 Lead Simultaneous Acquisition Measurement & Interpretation RS232 interface, software is optional 16sets data and analysis result memory is optional FEATURES: 1. Large LCD display six-channel ECG waveform, manus and parameter settings. 2. Standard six-channel and multi printing forms are available. Print date, time and parameters, including paper speed, sensitivity, filter status, and etc. 3. 12 leads simultaneously acquisition. 4. Measurement of HR, PR interval, QRS duration, QT/QTC interval, P/QRS/T axis, RV5/SVI amplitude, and printing-out measurement and analysis result. 5. High resolution thermal array printer show clear and accurate waveform. 6. Controlling baseline position and drift is automatic. 7. Powerful digital filter can inhibit AC & EMG interference effectively. 8. AC and built-in rechargeable battery power supply, 50 exams available after fully charged. 9. ECG-061 is ECG experts.