1.Portable 12 channel ECG machine 2.Alphabetic keyboard for patient information 3.graphic 5. ... .1-2007, IEC Class I, Type CFSpecifications: Portable 12 channel ECG machineManual/Auto/Arrhythmia Analysis ModesAlphabetic keyboard for patient informationBuilt in ... )Adapt to 110-230V, 50/60HZ AC power supplyReal-time ECG waveform, cases save/replayBuilt in USB/RS232 interface (ECGNET software ...