The icon is shaped like 3 different horizontal stacks of small lines. The first stack has 8 horizontal lines equally spaced on top of each other. The second stack has 4 lines and the third stack has 6 lines.
This Audio Wave2 icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,000 icons, all in the same style and quality.