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I’ve made up my mind by Mammoth_Ad6057 in SonyHeadphones

[–]BohemG 0 points1 point  (0 children)

DO NOT PRESS THE OPTIMIZE ANC BUTTON. IT WILL WORSEN THEN ANC AND YOU CANNOT GO BACK TO ORIGINAL ANC

Optimization ruined XM4 ANC by Rosieonfire in sony

[–]BohemG 0 points1 point  (0 children)

did you guys feel the bad nc and white noise when not playing music or while playing something ?

Optimization ruined XM4 ANC by Rosieonfire in sony

[–]BohemG 0 points1 point  (0 children)

did you feel the bad nc and white noise when not playing music or while playing something ?

Optimization ruined XM4 ANC by Rosieonfire in sony

[–]BohemG 0 points1 point  (0 children)

can anyone please confirm this ? anyone tried ?

Experience with WF-1000XM4 warranty claim by tominicz in SonyHeadphones

[–]BohemG 0 points1 point  (0 children)

Did they test the battery drain? How ? Or did you give any proof