RemixIconEx.Media.speed

You're seeing just the function speed, go back to RemixIconEx.Media module for more information.
Link to this function

speed(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Media.speed()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M12 13.333l-9.223 6.149A.5.5 0 0 1 2 19.066V4.934a.5.5 0 0 1 .777-.416L12 10.667V4.934a.5.5 0 0 1 .777-.416l10.599 7.066a.5.5 0 0 1 0 .832l-10.599 7.066a.5.5 0 0 1-.777-.416v-5.733zM10.394 12L4 7.737v8.526L10.394 12zM14 7.737v8.526L20.394 12 14 7.737z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}