Cardiac Direct


CheckMyHeart Handheld HRV


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CheckMyHeart is a handheld HRV designed to record ECG signal anywhere, anytime. It has heart rate variability analysis and irregular heart beat warning.


  • Single lead ECG
    Model 1: 5 minutes, 6 memories
    Model 2: 15 minutes, 2 memories
  • Heart Rate (HR)
    ST Segment (ST)
    QRS Interval (QRS)
    Irregular Heart Beat (IHB)
  • Heart Rate Variability Analysis Sofware included
  • Standard USB connection
  • Operate with auxiliary external electrode cable
  • R-wave editing; RR interval data export
  • Why pay more for functionality that you don't need?
  • 2 year extended warranty available for $ 299
  • Extended warranty plans available including free loaners and our exclusive Rapid Response Service

Technical Specifications:

  • Input Impedance: >10M Ohm
  • Input dynamic range: ±2 mV
  • Bandwidth: 0.15~40HZ
  • Common mode rejection ratio: >60 dB
  • AD conversion: 12 bits
  • Sampling frequency: 250 samples/second
  • Measurement time: 300 seconds
  • Display: LCD display panel
  • Input: External auxilliary electrodes and conductive adhesive ECG pads
  • Output: USB Interface port
  • Power supply: 2 x 1.5V AAA
  • Size: 12 x 8 x 2 cm
  • Weight: 116g (batteries not included)
  • Environmental conditions:
    Storage temperature: -4°F ~ 122°F (-20°C ~ 50°C)
    Operating Temperature: 50°F ~ 104°F (-10°C ~ 450°C)
    Humidity: 25% ~ 95%
  • Measurement range:
    Average heart rate: 45 - 180 bpm
    ST segment: -3 ~ +3 mm

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