# Equalizer Slider

> A five-band audio equalizer made of vertical sliders with frequency labels for adjusting sound levels.

- Author: [Bundui.io](https://21st.dev/@bundui)
- Library: [Bundui](https://21st.dev/@bundui/library/bundui)
- License: MIT
- Tags: Audio, Slider, Range, Vertical
- Live preview: https://21st.dev/@bundui/components/slider13

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/bundui/slider13?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/audio.md