This particular icon features a rectangle with a black horizontal line that runs through the middle. Attached to the horizontal line are five black thick lines that are situated on it.
This Piano 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 5,700 icons, all in the same style and quality.