The Noble FoKus app is a free app to be used with the Noble FoKus line of true wireless stereo headphones.  In addition to a customizable 10 band equalizer, the Noble FoKus app includes a hearing test function that utilizes your personal hearing test results to adjust the equalizer for an unprecedented listening experience.  The app also allows the user to modify and assign touch control functions and to monitor each earbud’s battery level.