> 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-simulation.md).

# Virtual Brainwear ® Simulation

Simulation allows you to switch between different device simulation modes. There are two options available -  Interactive simulation and Sample Data Stream.

**Interactive simulation**

Select this option if you would like to manually adjust the device settings under Contact Quality or Detections. 

**Sample Data Stream**

Select this option if you would like the virtual device to stream pre-recorded data from the list of available files. Once selected, select one of the available samples from the Pre-Recorded Sample dropdown list.

![](https://lh6.googleusercontent.com/rsF2CcxFTQbwgVuGzIcq6ySJawJZj1NUyvSvRFhp1wy2pggHlIDlHDSGLK7kY9KEEvX96gQS4Lh55DXzKA6tByqUZwQIgfzLtl8wNPzXoPfoj472OFTjqiJyWcJMCRN6lz0st4WA)

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