Features
●Compact and small size, easy and direct operation, portable
●Accurate pulse pace identification function  
●High accuracy digital filter, auto baseline adjustment
●Working modes: Manual, Automatic, Arrythmia Analysis
●50mm, single channel format recording, excellent automatic interpretation
●320x240 graphic 3.5 inch color LCD to simultaneously display 12ch waveforms
●Adapt to 110-230V,50/60Hz power supply
●Built-in rechargeable Ni-MH battery continuously
●working for about 3 hours
Technical Specifications
● Leads: standard 12 leads
● Patient current leakage: ＜10μA
● Lead acquisition:12bit/1000Hz(synchronously 12 leads )
● Calibrating voltage: 1mV±2％
● Work mode: Manual, Auto, R-R analysis
● Voltage tolerance: ≥±500mV
● Time constant: ≥3.2s
● Frequency response: 0.05～160Hz(-3db)
● Input dynamic range:±10Vpp
● Sensitivity valve: ≤20μV
● Sensitivity: Auto,2.5, 5, 10, 20,40mm/mV(±3％)
● Inter-channel Interference: ≤0.5mm
● Paper speed: 6.25,12.5, 25, 50mm/s(±3％)
● Filter                                      
 AC filter: 50Hz / 60Hz                        
 EMG Filter: 25Hz / 45Hz                    
 Anti-Drift Filter: 0.15Hz (Adaptive)            
● CMMR: ≥100dB (with AC filter)              
● Input Impedance: ≥50MΩ                    
● Input circuit current: ≤0.05μA                
● Noise level: ＜15μVp-p
● Input circuit: floating; protection circuit against defibrillator effect
● Display: 3.5 inch colour LCD
● USB/RS232 is Optional
● ECG waveform,100 patient save/replay
Standard Configuration
● Main unit                   1 set
● Patient cable              1 set
● Limb electrode             1 set (4pcs)
● Chest electrodes          1 set (6pcs)
● Grounding cable           1 pc
● Paper axis                  1 set
● Thermal paper           1 roll
● Fuse                          2 pcs
● 3-cord power cord        1 pc
● AC Adaptor                  1 pc
● User manual              1 pc