> For the complete documentation index, see [llms.txt](https://singsing.gitbook.io/singsing/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/microphone-levels.md).

# Microphone Levels

Starting at level 1, each NFT Microphone has 5 levels (open more soon).\
By leveling up by spending Sing tokens, users can unlock more features (more coming soon).

Microphone Level up fee (Except Wood Microphone):

<table><thead><tr><th width="120">Level</th><th width="150">Feature</th><th>Earning Effect</th><th width="250">Level up fee</th><th data-hidden></th></tr></thead><tbody><tr><td>1</td><td></td><td>Default</td><td>Default</td><td>0%</td></tr><tr><td>2</td><td></td><td>+1%</td><td>40 $Sing</td><td></td></tr><tr><td>3</td><td></td><td>+1%</td><td>40 $Sing</td><td></td></tr><tr><td>4</td><td></td><td>+1%</td><td>40 $Sing</td><td></td></tr><tr><td>5</td><td>Minting</td><td>+1%</td><td>40 $Sing</td><td>2%</td></tr></tbody></table>