Origin	China
Model Number	MRC-903
Brand Name	mairui

Feature:
1) Single/three channel digital ECG machine with interpretation
2) Simultaneous acquisition of 12-lead ECG signal
3) Multiple printing mode
4) LCD to display operation status and ECG waveform
5) Built-in RS232 interface
6) AC/DC power; built-in rechargeable li-ion battery

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:0.05~50Hz
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