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Made an bluetooth speaker inspired by DIY Perks, still working on molding an concrete housing : r/3Dprinting
How to Build your own Concrete Bluetooth Speaker! | This concrete outer-shell bluetooth speaker looks fantastic, and what's more, sound produced by the speaker is nice and solid due to the lack
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Amazon.com: Wireless Bluetooth Subwoofer Outdoor Speaker,Portable Mini RGB Waterproof Mini Speaker with Dual Speakers,Compact Travel Speaker (Grey) : Electronics
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