what is amaon echo
Amazon Echo, also known as Alexa, is a voice command device from Amazon.com that is always listening.Its functions include question answering, playing music and controlling smart devices.mazon Echo runs on Amazon Web Services. In the default mode the device continuously listens to all speech, monitoring for the wake word to be spoken. The device also comes with a manually and voice-activated remote control which can be used in lieu of the 'wake word'.