3 ms·Why would you need ml? Sampling the background for the correct pitch would be enoughby wolco 6y agoWhy would you need ml? Sampling the background for the correct pitch would be enoughseelion 6y agoKids are smart enough to beat a pitch detector.wolco 6y agoSolves your problem of whiney pitches. If the kid goes back to normal tone it becomes just a complaint.