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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
Replacement EKG Wrist Straps. For wrist to wrist EKG/ECG placement. Can be used with any three snap lead cable. Designed specifically for use with the Thought Technology T9306M EKG sensor kit. Learn More