These baby concrete speakers aren’t as heavy as they look

To paraphrase P. T. Barnum, “there’s a Bluetooth speaker born every minute.” At no time of year is that more true than at CES in Las Vegas, where they are bountiful beyond belief. But very few — nay, only one that I found — are made of concrete. And it’s French! The speakers immediately attracted my attention because of their simplicity and of course material.

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