| Climber | This class supports the climber fitness equipment type. |
| Elliptical | This class supports the elliptical fitness equipment type. |
| FitnessEquipment | This is the primary support class for fitness equipment sensors. |
| FitnessEquipmentGeneralDataPage | This class supports fitness equipment general data pages. |
| FitnessEquipmentGeneralMetabolicPage | This class supports fitness equipment general metabolic pages. |
| FitnessEquipmentGeneralSettingsPage | This class supports fitness equipment general settings pages. |
| NordicSkier | This class supports Nordic skier fitness equipment type. |
| Rower | This class supports the rower fitness equipment type. |
| TrainerStationaryBike | This class supports the stationary bike fitness equipment type. |
| TrainerTorque | This class supports trainer torque messages. |
| Treadmill | This class supports the treadmill fitness equipment type. |
| ClimberCapabilityFlags | Climber specific capabilities. |
| EllipticalCapabilityFlags | Elliptical specific capabilities. |
| FitnessEquipmentDataPage | Fitness equipment data pages. |
| FitnessEquipmentFEState | Equipment state |
| FitnessEquipmentFitnessEquipmentType | Fitness equipment type. |
| FitnessEquipmentHRDataSource | Heart rate data source |
| FitnessEquipmentSupportedTrainingModes | Supported training modes |
| NordicSkierCapabilityFlags | Nordic skier specific capabilities. |
| RowerCapabilityFlags | Rower specific capabilities. |
| TrainerStationaryBikeCalibrationRequestResponse | Calibration request/response flags. |
| TrainerStationaryBikeCalibrationResult | Result of the calibration request. |
| TrainerStationaryBikeSpeedCondition | Current reported speed condition. |
| TrainerStationaryBikeTargetPowerLimit | Used by trainers operating in target power mode. |
| TrainerStationaryBikeTemperatureCondition | Current reported temperature condition. |
| TrainerStationaryBikeTrainerStatusField | The trainer status bit field is used to indicate whether the trainer requires calibration and/or configuration data to be sent. |
| TreadmillCapabilityFlags | Treadmill specific capabilities. |