> For the complete documentation index, see [llms.txt](https://emotiv.gitbook.io/cortex-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/cortex-manual/virtual-brainwear-r/virtual-brainwear-r-detections.md).

# Virtual Brainwear ® Detections

Under Detections, you can set the output of available detections.  Only detections available and supported by the physical headset are available for your virtual device. 

**Performance metrics detections**

To set the performance metric output, click on the '**isActive**' checkbox and move the slider to your desired output. Changes to the data stream happen in real-time.

![](https://lh4.googleusercontent.com/Y9hAT6AutIvsMAh9KqPInxBZhK8Quzx6kGMQfucvJZgfWAkhf8Kq9L9BySFaDzaVEu_QqnQPykGNwhTu2jGBerAqpBjIvUnu2y7ncb27bv1x6gRB9GTTzMxxDO-18iQ1DJqaJStZ)