How is the timbre of electric wind instruments produced and adjusted?

Electric wind instruments /electronic-wind-instrument/electric-saxophone-ewi.html use built-in electronic components and software algorithms to generate sound. They usually use digital audio technology and have a variety of preset sounds built in. These sounds are based on the sampling and simulation of traditional musical instruments. In terms of adjustment, users can adjust the parameters of the sound, such as brightness, warmth, vibrato depth and speed, through buttons, knobs or menu options on the tube body.