Comen CM1200 12 channel ECG Features: 8.4 inch (resolution: 800×600)color TFT display, touch screen Supporting multi-language operation and input. Such as English, Spanish, Polish, etc. Support preview before printing • 12-lead acquisition and amplification; 12 ECG waveforms recording simultaneously; all- digital and full-floating design 1:1 ratio for LCD screen waveforms and output waveform, net- grid on screen for easier observation 120 seconds 12-lead waveforms recordable • Automatic measurement and interpretation Up to 122 kinds of arrhythmia analysis • Manual/ Auto/ Rhythm working modes selectable Big Button Design, Individual Alphanumeric keyboard AC/ DC power supply, built-in Li-ion battery to support uninterrupted working up to 2 hours 10,000 ECGs storage and review, capable to expand the internal memory by USB and transmit the Data by Net port Various printout formats, support 210mm, 216mm Roller and Z-fold paper. Clearly and accurately record non-compressed 12-leads ECG waveform, lead markers, sensitivity, paper speed, patient data, interpretation report, and so on.