JBL Tune 510BT Headphones Built In A Flimsy Way, Headband Broke

In the JBL Tune 510BT model, which I have been using for about 4-5 months, the part that allows the left side to turn inward came off spontaneously. Although I could not understand the problem, no force was applied. While I was wearing the headphones properly, a clicking sound came from the right si...














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