Type Property

headphoneAudioExposure

A quantity sample type that measures audio exposure from headphones.

Declaration

static let headphoneAudioExposure: HKQuantityTypeIdentifier

Discussion

These samples use sound pressure units (described in HKUnit). You create these units using the decibelAWeightedSoundPressureLevel() method. They measure discrete values of the equivalent continuous sound pressure level, described in HKQuantityAggregationStyle.discreteEquivalentContinuousLevel.

See Also

Audio Exposure

static let environmentalAudioExposure: HKQuantityTypeIdentifier

A quantity sample type that measures audio exposure to sounds in the environment.