Accessories

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

8mm snap style Silver/Silver Chloride pellet embedded into a hook and loop fastener band. Learn More

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

Single Red 40 inch Snap Lead for GSR/SR (GP4 & GP8 ONLY) Learn More

The J&J TP60 DIN Adapter cable for the J&J Engineering I-330 C2 Plus 6 or 12 Channel Systems. Can be used with EMG, EEG or EKG 1.5mm DIN leads (standard EEG leads). Learn More

Temperature Sensor for GP-4 , GP-8 and GP-12 biofeedback devices from Physiocom Designs (formerly J&J Engineering). Learn More

Input extender for the J&J C2+ 12 channel and 6 channel systems. Learn More

EEG Ear clip with 17mm Silver Silver Chloride pellet sensor - use with J+J Engineering I-330 systems or any snap cable. Learn More

Use to connect the popular Perry Vaginal, Perry Anal sensors to the M501EMG Module. Learn More

Ground lead for J&J Engineer biofeedback system. Part# GL-2 Learn More