1. Three channel ECG machine with interpretation 2. Multiple operation modes: Manual/Auto/Arrhythmia Analysis Modes 3. 80mm 3-channel recording with a rhythm lead 4. Built in rechargeable Li-ion battery 5. Adapt 110-230V, 50/60Hz AC power supply 6. Real-time ECG waveform 7. 20 patients save/replay 8. Built in USB/RS232 interface(ECGNET software optional) 5KG/Carton, 20cmX33cmX39cm/Carton