Dobrý den, zakoupila jsem tato sluchátka. Mají tlačítko pro zeslabení a zesílení hlasitosti, ale to mi nefunguje. Muže to byt typem telefonu? Mám Samsung. Nebo je potřeba to nějak aktivovat? Děkuji.
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For even more detailed information about how we process cookies, please see our Personal Data Protection Policy.
