> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/kalipso5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/kalipso5/developing/form/actions/actions-description/group-rfid/rfid-send-command.md).

# RFID Send Command

This is a generic action, not implemented for mist readers. It is intended for use when you make your own SDK implementation and need to perform some specific operation with the reader, not available through the other RFID actions.

Action available for the following operating systems:

![](/files/-MRyMmurYkr5sJQek1Ij)

### Parameters

* **Command** *\<string>*
* **Target** *\<variable or control>*
* **User Parameters** *\<string>*