Amazon Echo: What Amazon says about their new whatchamacallit thingie - Amazon Echo is designed around your voice. It's always on—just ask for information, music, news, weather, and more. Echo begins working as soon as it hears you say the wake word, "Alexa." It's also an expertly-tuned speaker that can fill any room with immersive sound.
Here's a funny remix that shows what Echo might do.