Good sound requires space, or at least I thought it did. Then LG Display Automotive gave me a preview at CES 2023 of a new kind of audio actuator that’s razor-thin, and can turn almost anything into a relatively robust speaker.The Sound Solution with Thin Actuator looks more like something you rip off a notepad than a device that can generate sound. A thin, copper cable snaking off one end, though, is a giveaway.(Image credit: Future)Measuring just 12cm x
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