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JBL Flip 3 review: A top portable Bluetooth speaker for the money - CNET
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2x JBL GTO-X9 6X9" 3 Way + 2x JBL GTO-X6 6.5" Coaxial Car Audio Speakers | eBay
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Amazon.com: Sound Town 2-Pack X6 Waterproof Portable Bluetooth Speakers, TWS Bluetooth, IPX54, Stereo Sound, Built-in Mic for Phone Calls, for Home and Outdoor, Blue (X6-BL-Pair) : Electronics