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computer-browser: automatically launches a Chrome window that displays the page as rendered by the webserver service. See Tablets/Phones/Browsers for more information.
computer-camera: can feed the video of the webcam on your machine into the framework.
computer-microphone: can feed the audio of the microphone on your machine into the framework.
computer-robot: emulates the responses (mainly events) that a Nao or Pepper robot would generate.
computer-speakers: uses eSpeak for local text-to-speech and plays generic audio too.
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