David Limp, Amazon senior vice president of devices, speaks behind an Amazon Echo in San Francisco. Amazon Echo is a hands-free unit with seven microphones that responds to requests for information or action, such as calling a taxi or giving a weather report.
David Limp, Amazon senior vice president of devices, speaks behind an Amazon Echo in San Francisco. Amazon Echo is a hands-free unit with seven microphones that responds to requests for information or action, such as calling a taxi or giving a weather report. Jeff Chiu AP
David Limp, Amazon senior vice president of devices, speaks behind an Amazon Echo in San Francisco. Amazon Echo is a hands-free unit with seven microphones that responds to requests for information or action, such as calling a taxi or giving a weather report. Jeff Chiu AP

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