According to Google, the company has been selling Home speakers at a rate of more than one per second since the Home Mini was released late last year. That's an incredible statistic, and it doesn't even take into account Assistant speakers from third-parties that have been available since last fall. Last year, we learned about devices from Mobvoi, Panasonic, Sony, and Anker's Zolo sub-brand. They were clearly the tip of the iceberg.

CES 2018 in Las Vegas has been awash with new Assistant products as Google takes the fight to Amazon's Alexa. Even the monorail has been taken over by Assistant branding.

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