| ECGEventListener | Callbacks to be used for ECG sensor events. |
| ECGEnergy | Energy Expenditure (EE) measured by the ECG sensor |
| ECGEvent | Base class for all ECG sensor events. |
| ECGExecuteResponse | Expose the result from execution of commands. |
| ECGFwVersion | Algorithm/Firmware version. |
| ECGHeartRate | Heart rate measured by the ECG sensor |
| ECGHeartRateVariability | Heart rate variability (HRV) measured by the ECG sensor |
| ECGLibConfig | Library configuration in use by the ECG sensor |
| ECGSamples | ECG measured data before algorithm processing. |
| ECGStress | Stress level measured by the ECG sensor |
| ECGUserID | Expose user status for several operations. |
| ECGUserMetadata | User Metadata registered with the ECG sensor or default values if the user metadata has not being set |
| ECGUserPresence | Presence measured by the ECG sensor |