> For the complete documentation index, see [llms.txt](https://ca-docs.adster.tech/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ca-docs.adster.tech/custom-adapter-integration/android/admob.md).

# AdMob

**PREREQUISITES**

* An Ad Unit must already be in place which will be used for targeting.