The Ess class manages AudioChannels and AudioStreams (together, AudioOutputs), and AudioInputs. Ess' static methods can be used to control master volume, stop input and output, and perform unit conversions.

Ess.start()
Ess.stop()

Ess.masterVolume
Ess.masterVolume()
Ess.masterMute
Ess.masterMute()

Ess.stopAllOutputs()
Ess.stopAllInputs()

Ess.ms()
Ess.frames()

Ess.calcShift()

Ess.engine
Ess.activeAudioInput