- Input circuit : Floating
- Calibrating Voltage :1mV +-5%
- Input current :<100nA _CMRR :>103dB _A/D :12bit
- Frequency Response: 0.05Hz--150Hz
- Filter :AC 50/60Hz EMG: 35-45Hz
- Skin Voltage Tolerance :+-300mV
- Sensitivity Setting:5 _10 _20mm/mV, conversion deviation  5%
- Noisy Level : 15Vp-p
- Safety standard :IEC class I, type CF
- Lead selection :Automatic and Manual
- Operation mode :Automatic and Manual
- Display :LCD 160*96 visual size: 34x60
- Recording system :Thermal-array printing
- Power supply: AC220V  +-10% DC 7.4 lithium battery
- Size:190x90x40
- Weight:800g