Technical Parameters: 

* 12 channel ECG machine with interpretation 
* 7" color TFT LCD display
* Simultaneous 12 leads acquisition and (Manual/Auto)  recording with high resolution thermal printer
* Manual/Auto working modes
* Use digital isolation technology and digital signal processing
* Baseline stabilization inspection
* Full alphanumeric silicon keyboard
* Support U disk storage 
* Support USB function (Optional)

Technical Specifications:

* Lead: Standard 12 leads
* Acquisition: Simultaneous 12 leads
* A/D Converter: 14bit
* Sampling Rate: 1000Hz
* Working Mode: Manual/Auto
* Interference Filter: AC Filter and EMG Filter
* CMMR: ≥100dB (with AC filter)
* Input Circuit: Floating, protection circuit against defibrillator effect
* Input Circuit Current: ≤0.1μA
* Input Impedance: ≥50MΩ
* Patient Current Leakage: ＜10μA
* Calibrating Voltage: 1mV±2％
* Skin Voltage Tolerance: ≥±500mV
* Time Constant: ≥3.2s
* Frequency Response: 0.05 Hz～250Hz
* Noise Level: ＜15μVp-p
* Sensitivity Threshold: ≤20μV
* Signal Channel Interference: ≤0.5mm
* Printer: Thermal printer
* Paper: 215mmx20m, roll
* Page Speed: 6.25, 12.5, 25, 50mm/s (±3％)
* Sensitivity Printer: 10mm/mV (AUTO), 2.5, 5, 10, 20mm/mV
* CPU: 32 bits
* Safe Class: GB9706.1, Class I, Type CF
* Power Supply: AC 220V (±10%), 50Hz±1Hz, Power ≤60VA
* AC 85～265V, 50/60Hz  DC14.8V (2200mAh), rechargeable Li-ion battery
* Dimension: 310mm×220mm×89mm
* Weight: 2kg (with battery)