E7

Voice Sample/Spectrum visualizer
Press 1 for debug information, 2 to switch between samples and spectrum, 3 to toggle the sample muffle, and 4 to toggle voice playback.
Your microphone resolution is a setting that can be changed in the editor. (Click "See Code", then Settings (the gear), "Microphone Resolution", and then choose any resolution from low (256) to max (2048).)