The MAC 400 is a ECG, specifically designed to better predict and diagnose patients at risk of heart diseases. It is portable, easy-to-use and allows for various patient configurations to assist the physician in making faster, more confident cardiac assessment and provide better patient care. Features: - One Touch Operation for acquisition, analysis and printing,minimizes training needs. - Alphanumeric Display for easy visualization of ECG setup information. - Long-lasting Battery using Li-Ion platform, lasts for 100 ECGs in auto mode and recharges in less than 3 hours. - Wide Paper Size of 80 mm for clear visualization of ECG waveforms and reports. - Multiple ECG Modes (Auto, Manual & Arrhythmia).