| Interface | Description | 
|---|---|
| DfuController | |
| FirmwareUpdateListener | 
 Listener used to report status of firmware update. 
 | 
| Class | Description | 
|---|---|
| DfuAuthorizationService | 
 Helper DFU class for authorizing to beacon device. 
 | 
| DfuControllerImpl | 
 DfuController class is responsible for updating firmware for Beacon PRO devices. 
 |