1. Input circuit: Floating
2. Calibrating Voltage: 1mV± 5%
3. Input current: <100nA
4. CMRR: >103dB
5. A/D: 12bit
6. Frequency Response: 0.05Hz--150Hz
7. Filter: AC 50/60Hz EMG: 35-4Hz
8. Skin Voltage Tolerance: ± 300mV
9. Sensitivity Setting 5 \10 \20mm/mV, conversion deviation≤ 5%
10. Noisy Level: ≤ 15Vp-p
11. Safety standard: IEC class I, type CF
12. Lead selection: Automatic and Manual
13. Operation mode: Automatic and Manual
14. Display: LCD 160*96 visual size: 34*60
15. Recording system: Thermal-array printing
16. Power supply: AC220V± 10% DC 7.4 lithium battery
17. Size: 190*90*40
18. Weight: 800g