Sony headphones leak reveals new model to follow the WF-1000XM4

Filing hints that the Sony WF-1000XM4 might not be Sony’s only new wireless headphones this year

The Sony WF-1000XM4 seems likely to launch in 2021, judging by how thoroughly the design has leaked. Now, a filing with South Korea’s version of the FCC has suggested it may not be the only new pair of Sony headphones coming soon.

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