机械键盘单键敲击

Single isolated tactile mechanical keyboard key press and release used as a dark mobile game UI tap, 70 to 110 milliseconds, one crisp switch click followed immediately by a compact plastic keycap bottom-out clack, medium-low pitch, close-miked and very dry, precise and restrained, one complete click-clack only, no typing sequence, no mouse click, no typewriter bell, no desk thump, no metallic spring ping, no tonal m