Specifications:

• Measurement Parameters:
  – SpO₂ (Oxygen Saturation): 0% – 100%
  – Pulse Rate: 30 – 250 bpm

• SpO₂ Accuracy: ±2% (for 70% – 100% range)

• Pulse Rate Accuracy: ±2 bpm or ±2%

• Display Type: Large LED or TFT screen

• Waveform Display: Plethysmograph (real-time pulse waveform)

• Alarm Functions: Adjustable thresholds for SpO₂ and PR, with sound and visual indicators

• Power Supply:
  – AC mains (100 – 240V, 50/60 Hz)
  – Built-in rechargeable battery

• Battery Backup: 4 – 8 hours of operation

• Data Storage: Up to 72 hours or more

• Connectivity: USB / RS232 / LAN

• Weight: ~1.5 – 3 kg

• Operating Environment:
  – Temperature: 5°C – 40°C
  – Humidity: ≤85% non-condensing

• A/D Resolution : 24 Bit
• Lead Selection : Standard 12 Leads
• Notch Filter : 50/60 Hz
• Noise Level : ≤12µVp-p
• Acquisition : Auto/Manual
• Memory : 1000 patients
• Input impedance : ≥50M ohm(10Hz)
• Frequency Response : 0.05-150Hz
• CMRR : > 60 dB,> 100 dB
• Time Constant : ≥3.2 sec
• Sensitivity : 2.5, 5, 10, 20, 40mm/mV
• Measurement : HR, P-R interval, P Duration, QRS Duration, T Duration,
  Q-T interval, Q-Tc, P Axis, QRS Axis, T Axis, R(V5) amplitude,
  S(V1) amplitude, R(V5)+S(V1) Amplitude