I needed an enclosure to mount my clap switch to the desk. This enclosure has two cutouts for the status LED and the clap switch microphone. You can mount this enclosure to the side of your desk using glue, double sided tape or a screw.
You can buy a DIY kit of this clap switch on AliExpress.
If you want to support me for the designs I publish for free, please consider using my AliExpress Affiliate Link (https://bit.ly/2Xyx4E0) when buying something from AliExpress. It doesn't cost you anything extra, but helps me out a lot :)