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Sony SRS-XB40 Portable Speaker System - Black for sale online | eBay
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Sony Announces Four New EXTRA BASS Portable Wireless Speakers - witchdoctor.co.nz
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Amazon.com: Sony XB40 Portable Wireless Speaker with Bluetooth and Speaker Lights, Blue : Electronics
Sony SRS-XB40 review: Heavy bass, heavy weight - SoundGuys
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