Signedon top of case, sticker: THOUGHT TECHNOLOGY LTD
InscribedLabel on lid of box: "GSR/TEMP 2/BIOFEEDBACK SYSTEM/THOUGHT TECHNOLOGY LTD.,/2193 CLIFTON AVE.,/MONTREAL, CANADA/made in u.s.a."
FunctionDevice designed to help people learning to relax. According to the company's website: "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."
ProvenanceCenter for Behavioral Sciences, William James Hall, Harvard University.