магнитно беспроводной наушник bluetooth xt11 музыка гарнитуры телефон шейным спорт наушники наушники с микрофоном для iphone samsung xiaomi

connectors : none control button : yes active noise-cancellation : yes style : in-ear communication : wireless vocalism principle : dynamic volume control : yes wireless type : bluetooth codecs : aac support memory card : no with microphone : yes model number : wireless buletooth earphone resistance : 32ω frequency response range : 20-20000hz function : common headphone function : for mobile phone function : sport sensitivity : 102±3db