Skin Response Biofeedback Unit (Models Gsr 2, Gsr/temp 2, & Gsr/temp 2X)

Biofeedback systems to control tension by measuring changes in skin pore size or galvanic skin resistance (GSR). Fingertip monitoring ( fingers tip device) with measurable audible tone feedback. Individual lowers tone with relaxation exercise. Hand held, battery controlled monitor. Battery, instructions included. Produces precise measurement changes. Accessories available: dial readout standard meter, standard temperature probes, electrodes, carrying case, instructional aids, data acquisition cable; GSR temp 2 includes meter for visual and audible feedback, remote GSR sensors and carrying case. GSR/TEMP 2x (Deluxe) includes dual sensitivity meter for visual feedback, reverse temperature probe, thermometer, remote GSR sensors and carrying case. GSR unit can be connected to stereo with CALMTONE accessory ($149.95); level of relaxation determines loudness of stereo.