Lerong ECG-301 3-Channel Digital ECG Machine

The Lerong ECG-301 3-Channel ECG Machine is a compact digital electrocardiograph designed for recording and displaying the heart's electrical activity during routine cardiac examinations. The ECG-301 platform uses a standard 12-lead system with simultaneous 12-lead acquisition and provides 3-channel ECG recording/printing. Available ECG-301 documentation describes a 7-inch high-resolution colour touchscreen, automatic ECG measurement and interpretation, digital filtering and integrated thermal printing. Its compact design and built-in rechargeable lithium battery make it suitable for stationary and mobile clinical use in hospitals, clinics, diagnostic centres, emergency departments and other healthcare facilities. Key Features 7-inch high-resolution color touchscreen Simultaneous acquisition of all 12 ECG leads Three-channel thermal printing Automatic ECG measurement and interpretation Built-in rechargeable lithium battery Compact, lightweight, and portable design Internal patient memory USB flash drive and SD card support USB/RS232 communication interface Automatic software upgrade via USB Multiple recording formats Digital filters to minimize baseline drift, AC interference, and EMG noise Defibrillator protection circuit Patient information entry (Name, Age, Gender, Height, Weight) Fast one-touch ECG acquisition. Technical Specifications Display 7-inch TFT Color Touchscreen ECG Leads Standard 12 Leads Acquisition Mode Simultaneous 12-Lead Acquisition Sampling Rate 1000 samples/second/channel A/D Conversion High-resolution Digital Conversion Frequency Response 0.05–150 Hz Sensitivity 2.5, 5, 10, 20 mm/mV Paper Width 80 mm Thermal Paper Paper Speed 6.25, 12.5, 25, 50 mm/s Recording Modes Automatic, Manual, Rhythm Input Impedance ≥50 MΩ Common Mode Rejection Ratio (CMRR) >100 dB Internal Battery Rechargeable Lithium Battery Power Supply AC 100–240 V, 50/60 Hz Dimensions Approximately 250 × 205 × 50 mm Weight Approximately 1.2 kg