Unbelieveable Battery Drain Sony WF1000XM4 : r/SonyHeadphones

Sony WF-1000XM4 Review: Weirdly Big, but Excellent ANC

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After multipoint upgrade for WF-1000XM4 battery life for right earbud is very short

Sony WF 1000XM4 battery drain : r/SonyHeadphones

WF-1000XM4 Battery Drain : r/SonyHeadphones

The remaining battery charges of the left and right WF-1000XM4 earbuds are significantly different.

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