l7inch 480*800 color display lPatient name, sex,age and hospital name can by input by soft keyboard l110mm*20m roll type thermal paper l12-lead ECG simultaneous acquisition and display on the ECG screen lMultiple Operation models: Manual/Auto/Rhythm analysis l6-lead recording with a rhythm lead lDigital filters to eliminate EMG/AC interference and prevent baseline drift. lLead-off detection lBuilt-in rechargeable 1800mAh Li-ion battery, 2 hours continuous working l110-240V,50/60Hz AC power supply l200 patient reports save/replay lBuilt-in USB/RS232 interface.