Galvanic Skin Response GSR Unit + TEMP 2x BiofeedbackGalvanic Skin Response GSR Unit + TEMP 2x Biofeedback Discover a new level of relaxation and stress management with the GSR Temp 2X Home Biofeedback System. This cutting edge device not only enhances your understanding of stress responses but also empowers you to take control of your relaxation techniques. Temperature Sensor: Monitor the heat levels in your fingers, providing vital insights into blood flow changes associated with stress. As stress can