Description: Headsets, namely, near-infrared spectroscopy (NIRS) headsets for measuring brain activities, not for medical purposes; Headsets, namely, near-infrared spectroscopy (NIRS) headsets for exercising the brain, not for medical purposes; Downloadable computer programs, namely, downloadable computer programs for use with near-infrared spectroscopy (NIRS) headsets for measuring brain activities; Downloadable computer programs, namely, downloadable computer programs for use with near-infrared spectroscopy (NIRS) headsets for exercising the brain; Recorded computer programs, namely, recorded computer programs for use with near-infrared spectroscopy (NIRS) headsets for measuring brain activities; Recorded computer programs, namely, recorded computer programs for use with near-infrared spectroscopy (NIRS) headsets for exercising the brain.