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Amazon.com: CYOEST DIY Bluetooth Speaker Box Kit Electronic Sound Amplifier - Build Your Own Portable Wood Case Bluetooth Speaker Sound - Science Experiment and STEM Learning for Kids, Teens and Adults : Electronics
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Bluetooth speaker waterproof and portable: 30 W independent equalizer speaker box Bluetooth 5.0 and huge stereo dual paired deep bass and IPX7 waterproof and 12 hour battery(Black) | Fruugo NO
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