GSR2 Biofeedback Relaxation System Galvanic Skin Resistance Monitor GBA Greatest Hits (Mastersound) by Freddy

Greatest Hits (Mastersound) by Freddy Fender (CD

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GSR2 Biofeedback Relaxation System Galvanic Skin Resistance Monitor GBA Greatest Hits (Mastersound) by FreddyIn working order. Takes 9v batteries (not included) The GSR 2, home biofeedback device 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. Cordless finger rest sensor with built in tonal feedback automatically measures galvanic skin resistance (GSR). The small, hand held and self