.. zephyr:code-sample:: bluetooth_hci_usb
   :name: HCI USB
   :relevant-api: hci_raw bluetooth usbd_api

   Turn a Zephyr board into a USB Bluetooth dongle (compatible with all operating systems).

Overview
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Make a USB Bluetooth dongle out of Zephyr. Requires USB device support from the
board it runs on (e.g. :zephyr:board:`nrf52840dk` supports both Bluetooth LE and USB).

Requirements
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* Bluetooth stack running on the host (e.g. BlueZ)
* A board with Bluetooth and USB support in Zephyr

Building and Running
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See :zephyr:code-sample-category:`bluetooth` samples for details.