In the default mode the device continuously listens to all speech, monitoring for the wake word to be spoken, which is primarily set to "Alexa" (which is derived from Alexa Internet the Amazon owned Internet indexing company).
The device continuously listens to all speech (which is derived from Alexa Internet the Amazon owned Internet indexing company). This was in the default mode. All speech is monitoring for the wake word. This was to be spoken. All speech, monitoring for the wake word to be spoken is primarily set to "Alexa".