The Amazon Echo is a wonderful device that lets you control your smart home appliances and get info using voice commands. Some people don’t want their Echo to listen to everything they say. You can turn its microphone off manually. SparkFun has shared a video that shows you how to deactivate Amazon Echo using voice commands.
More gadgets like this: here
Amazon Echo Kill Switch
To build this Amazon Echo Kill Switch, a Particle Photon and MOSFET where used. The switch is triggered remotely from IFTTT. You will also need a bunch of resisters, wires, and other simple components to complete this project. More info is available here.
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