Amazon Alexa- Personal Assistant
Introduction to Amazon Echo and Alexa Amazon Alexa What is Amazon Echo? The Amazon echo is brand of smart speakers developed by Amazon. All of the Amazon Echo devices work with a cloud based assistant called Alexa and respond to voice commands. They can be used to set alarms,play music, and controlling a variety of smart home devices like lights. How The Amazon Echo Works The Amazon echo continuously listens for a wake up command which by default is Alexa. Once it detects this command it sends the audio that follows to the Internet for decoding. The Alexa personal assistant located in the cloud decodes the audio into text commands. These text commands are process by a program known as a skill, and Alexa responds accordingly.