Features:
| CMRR | ≥ 100dB, with AC filter | Calibrating voltage | 1mV±3% | 
| Input circuit | Floating, Protection against defibrillator effect | Voltage tolerance | ±500mV | 
| Input circuit current | ≤0.1 µA | Time Constant | >3.2s | 
| Resolution | 12bit/1000Hz | Frequent Response | 0.05Hz – 150Hz | 
| Operation Mode | Manual/Auto | Noise Level | ≤15µVp-p | 
| Filter | AC, ECG Filter | Threshold | ≤ 20µV | 
| Drift filter | Anti-drift system | Paper Speed | 25, 50mm/s (±3%) | 
| Input Impedance | >50Mῼ | Sensitivity | 5, 10, 20mm/mV | 
| Patient current leakage | <10µA | Recorder | High resolution thermal paper | 
| Specification of fuse | T1.6A 250V Ø5x20 | Battery | Li-ion Battery (11.1V, 3800mAh) | 
| Recording paper | Thermal recording paper | Dimension | 360mm*250mm*68mm |