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  1. -10%
    1089 MKIII Checktrode Impedance Meter
    The 1089 Mark III EEG impedance meter provides quick and easy evaluation of total electrode contact impedance and offset voltage between two electrodes. Learn More
    was $699.00 Special Price $629.10
  2. -10%
    BVP/HRV Finger Sensor for Physiocom GP-4 , GP-8 & GP-12 - High-Grade Clip Type
    Blood Volume Pulse (BVP) Finger Sensor for GP-4 , GP-8 and GP-12 biofeedback devices from Physiocom Designs (formerly J&J Engineering). Can be used for Heart Rate Variability (HRV) training Learn More
    was $70.00 Special Price $63.00
  3. -10%
    BVP/HRV Finger Sensor for Physiocom GP-4 , GP-8 & GP-12
    Blood Volume Pulse (BVP) Finger Sensor for GP-4 , GP-8 and GP-12 biofeedback devices from Physiocom Designs (formerly J&J Engineering). Can be used for Heart Rate Variability (HRV) training Learn More
    was $30.00 Special Price $27.00
  4. Temperature Sensor for GP-4 , GP-8 and GP-12
    Temperature Sensor for GP-4 , GP-8 and GP-12 biofeedback devices from Physiocom Designs (formerly J&J Engineering). Learn More
    $50.00
  5. Mindfield eSense Temperature - Temperature sensor for iPhone & Android
    The eSense Temperature is a small sensor for measuring your skin temperature with the microphone input of your smartphone or tablet (Android or Apple iOS.). Learn More
    $144.00
  6. -10%
    J&J Input Extension Cable
    Input extender for the J&J C2+ 12 channel and 6 channel systems. Learn More
    was $40.00 Special Price $36.00
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