system-uicons/src/images/icons/waves.svg

<svg height="21" viewBox="0 0 21 21" width="21" xmlns="http://www.w3.org/2000/svg"><path d="m8.5 8.5c0-4.418278-3.581722-8-8-8m5 8c0-2.76142375-2.23857625-5-5-5m2 5c0-1.1045695-.8954305-2-2-2" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" transform="translate(6 6)"/></svg>