> For the complete documentation index, see [llms.txt](https://emotiv.gitbook.io/insight-2-user-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://emotiv.gitbook.io/insight-2-user-manual/introduction/insight-sensor-coverage.md).

# Insight sensor coverage

![](https://lh3.googleusercontent.com/1aiCzjvtU542r0vaV2IbiWTnaP2FrPBYF4VZPJj-GJJSJ0LqPqpUeVpv7t4lrdufMbgvKgAl4xnh1dt9NoBr6qaoHMgZx_C-TjQ3ztaJC2oCPKvavxtmOdAJ4m8eqIaidvm8wH6d)

Insight provides coverage of the frontal, temporal and parietal lobes. It has five sensors (AF3, AF4, T8, Pz and T7) and two reference sensors (CMS and DRL). The sensor locations can be seen in the sensor map above. Insight uses the international 10-20 system.