Features:
1) Three channel digital ECG machine with interpretation
2) Simultaneous acquisition of 12-lead ECG signal
3) 8 patient  save / copy / communication
4) Large-screen LCD 12-lead ECG waveforms and operation of state
5) Chinese / English bilingual
6) Built-in RS232 and optional USB interface
7) AC / DC power, built-in rechargeable li-ion batteries

Specification:
Lead:Standard 12 leads
Lead acquisition:Synchronously 12 leads
Date acquisition:18bit/1000Hz
Record mode:manual mode,three automatic modes(with measurement  analysis report)
Interference filter:AC,EMG filter
Drift Filter:Automatically adapt drift Filter
CMRR:>60dB
      >100dB (plus AC filter)
Input circuit:Floating;Protection circuit against Defibrillator effect
Input circuit current:≤0.1μA
Input impedance:>50MΩ
Patients current leakage:＜10μA
Calibration voltage:1mV±2％
Time constant:>3.2s
Frequency response:0.05～150Hz
Noise level:≤15μVp-p
Sensitivity valve:≤20μAV
Paper speed:25,50mm/s(±3%)
Sensitivity:AUTO,2.5,5,10,20mm/mV
Recording mode:Thermal array printing
Paper specification:63mmx30m，high sped paper roll
lCD display:display status&waveform
Safety classification:GB9706,1-1995,IECI,type CF
Power supply:AC:110V/220V/85-256V,50/60Hz±1Hz;30VA
             DV:14.4V(2000mAh) rechargeable li-ion battery
Dimension:300×230×61mm
Packing size:375*295*195mm
Packing weight:4.5kg