Sine wave (975Hz): Listen & Download Sine wave (975Hz) .mp3 Error! Change your browser, please! ⇓ Download Trampoline (diving) ⚠ The robot makes sounds ⚠ Numeric Count, Warning System, Female Voice ⚠ Falling, breaking wooden object ⚠ Board falls ⚠ Pogroms in a fight ⚠ Parachute deployment ⚠ Body fall in leaves ⚠ Turn on the laser sword ⚠ Opening, closing a cigarette case ⚠ Surge, Energy surge ⚠ Escalator ⚠ ★★★★★