Input Way - Floating And Degibrillation protection
Lead - Standard 12 Leads
Patient Leak current - <10A
Input Impedance - _>50M
Frquency Response - 0.05Hz~150Hz (-3dB-+0.4dB)
Time Constant - _>3.2s
CMRR - >60DB,>100dB(Adding Filter)
EMG Interference Filter - 25Hz/35Hz(-3dB)
Recording Way - Thermal printing System
Specification Of Recording paper - 210mm (W) 20 (L) High Speed Thermal Paper 
Paper Speed- Auto Record: 25mm/s, 50mm/s,Error:_+5%
                           Rhythm Record: 25mm/s, 50mm/s, Error: _+5%
                            Manual Record: 5mm/s, 6.25mm/s, 10mm/s,                                                              12.5mm/s,25mm/s, 50mm/s,Error:_+5%
Sensitivity Selections - 2.5,5,10,20,40mm/mV,Error:_+5% Standard Sensitivity is 10mm/mV_+0.2mm/mV.
Auto Record - Record Setup According To Auto Record Format And Mode, Automatically Changing Leads, Measuring And Analysing.
Rhythm Record - Record Setup According To Rhythm Record Format And Mode, Automatically Measuring And Analysing.
Manual Record - Record Set Up According To Manual Record format,Manual Format,Manually Changing Leads.
Measurement Parameters - HR, P-R Interval, P Duration, QRS Duration, T Duration,Q-T Interval,q-Tc, P Axis, QRS Axis, T Axis, R(VS), S(V1),R(V5)+S(V1)
Product Safety type - Class I CF Applied Part, There Is Defibrillation And Pacing Protection Circuit In It.
Enduring Polarization Voltage - __+500mV
Noise Level - _<15 Vp-p
Size - 334mm(L) 320mm(W) 85mm(H)
Power Supply/Frequency - AC: 100-240V,50/60Hz DC: 14.8V, 3700mAh Rechargable Lithium Battery.