Product Features :
1.  Portable and delicate design, easy to operate
2.  Accurate pulse pace identification function
3.  High accuracy digital filter, automatic baseline adjustment
4.  Working modes: Manual, Automatic, Arrythmia Analysis, Storage
5.  210mm, twelve channel format recording, excellent automatic interpretation
6.  800x480 graphic 7 inch color LCD to simultaneously display ECG information
7.  Alphanumeric keyboard to operate
8.  250 patient cases storage and replay ( SD card is optional )
9.  Detailed patient information record 
10.  Freeze function 
12 .  Available for 215mm*20m roll paper and 210mm*140mm Z-fold paper  
11.  Adapt to 110-230V,50/60Hz power supply. Built-in rechargeable Li-ion battery
12.  RS232 and USB interface, optional for USB storage, external laser printer printing,
    PC ECG software functions. 

Specifications
Lead
Standard 12 leads
Time constant
≥3.2s

Lead acquisition
12bit/1000Hz (synchronously 12 leads)
Frequency response
0.05～160Hz(-3db)

Work mode
Man / Auto/Analysis/Storage
Noise level
＜15μVp-p

Filter
AC Filter : 50Hz / 60Hz
EMG Filter : 25Hz / 45Hz
Anti-Drift Filter : 0.15Hz (Adaptive)
Inter-channel Interference
≤0.5mm

CMMR
≥120dB (with AC FILTER)
Sensitivity
5，10，20, 40, Auto  (mm/mV)

Input circuit
Floating; Protection circuit against
Defibrillator effect
Recording mode
3ch+++, 6ch, 6ch+, 12ch
Default Man. Mode is 3ch+++ format
Default Auto. Mode is 12 format

Input Impedance
≥50MΩ
Paper speed
6.25、12.5、25、50mm/s（±3％）

Input circuit current
≤0.05μA
Paper
215mm *20m or 210mm *140mm Z-fold thermal paper

Patient current leakage
＜10μA
Communication
RS232/ USB port

Calibrating voltage
1mV±2％
Power Supply
AC 110-230V(±10%),50/60Hz（±1Hz),60VA
DC Built-in rechargeable Li-ion battery,14.4V (4400mAh)

Voltage tolerance
≥±500mV
Dimension/Weight
347mm × 293mm × 83mm / 4.8Kg