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Leaked Sony WH-1000XM4 listing confirms June 23 release date, no aptX support and last-generation QN1 noise-cancelling processor - NotebookCheck.net News
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New leak reveals the price tag of the Sony WH-1000XM4 in Europe as a new release date is mooted - NotebookCheck.net News
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FCC confirms Sony WH-1000XM4 design and lack of Qualcomm aptX or aptX HD support ahead of imminent release - NotebookCheck.net News
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