> 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.md).

# Elements

- [NFT Microphones](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/nft-microphones.md)
- [Microphone Attributes](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/microphone-attributes.md)
- [Microphone Levels](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/microphone-levels.md)
- [Microphone Fusion](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/microphone-fusion.md): With our latest feature, "Microphone Fusion," users can now fuse three microphones of the same tier to create a higher tier microphone.
- [Microphone Minting](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/microphone-minting.md)
- [NFT Cooldown](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/nft-cooldown.md): As we plan to enhance the system for greater transparency (September 2023), the cooldown system requires an update. Please refer to the details in the table below.
- [Energy Mechanics](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/energy-mechanics.md)
- [Single Song Record Cap](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/single-song-record-cap.md)
- [Reward Mechanics](https://singsing.gitbook.io/singsing/platform/deprecated/sing-and-earn-deprecated/elements/reward-mechanics.md): Removed Microphone’s Durability Earn