| BtDevice | Bluetooth Device Record |
| BtHci | Bluetooth Local Adapter Record |
| BtHub | Bluetooth Device Manager |
| BtManaged | Base Class for Bluetooth Reference-Counted Objects |
| BtService | Service object base class |
| BtSession | Session object base class |
| Callback | Stored method callback class with templatized parameters and parameter remapping |
| CallbackAdapter | Base class for Callback, handles parameter adaptation |
| DispatchInterface | Environment-Independent Event Dispatcher Interface |
| ErrorInfo | Failure description class |
| HfpPendingCommand | Audio Gateway Pending Command Object |
| HfpService | Service Handler for Hands-Free Profile |
| HfpSession | Session object for Hands-Free Profile |
| ListItem | Embedded Doubly-Linked-List Class |
| ListMergeSort | Merge-sort functor for ListItem lists |
| ListRadixSort | Radix-sort functor for ListItem lists |
| RfcommService | Service building block for RFCOMM profiles |
| RfcommSession | Session building block for RFCOMM profiles |
| SListItem | Embedded Singly-linked list Class |
| SListQueue | Queue head for SListItem elements supporting FIFO operations |
| SListRadixSort | Radix-sort functor for SListItem lists |
| SocketNotifier | Environment-Independent Socket Notification Interface |
| SoundIo | Audio Source/Sink Interface |
| SoundIoBuffer | Audio Buffer Descriptor |
| SoundIoBufferBaseSync | SoundIo skeleton with integrated buffer management |
| SoundIoDeviceList | Utility class used to communicate a list of detected sound card names and descriptions associated with each driver |
| SoundIoFilter | Audio Filtering and Signal Processing Interface |
| SoundIoFltSpeex | Speex signal processing filter |
| SoundIoFormat | PCM Audio Data Format Descriptor |
| SoundIoManager | Streaming Audio Configuration Manager |
| SoundIoProps | Basic properties of a SoundIo object |
| SoundIoPump | Audio Data Pump |
| SoundIoPumpStatistics | Statistics structure for SoundIoPump |
| SoundIoQueueState | Queue State Descriptor of a SoundIo Object |
| SoundIoSpeexProps | Signal processing configuration for SoundIoFltSpeex |
| StringBuffer | Dynamic-sized formatted string buffer |
| TimerNotifier | Environment Independent Timer Notification Interface |
1.5.4