Gsr 2 galvanic skin response biofeedback device the small, hand-held and self contained gsr 2 is a galvanic skin response monitoring device for home biofeedback. The gsr 2 precisely monitors your stress levels by translating tiny tension-related changes in skin pores into a rising or falling tone. By resting two fingers on the sensing plates you learn to lower the pitch and your stress level. Features: 9v battery (included). Ergonomically shaped for a most comfortable and natural grip. Provides tonal feedback through speaker or earphones. Includes: manual and instructional cd with relaxation exercise.
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