Multimedia headphones with a built-in microphone. They allow you to listen to your favorite music and have phone calls. The built-in microphone allows you to have phone calls without reaching for your mobile phone. The included audio cable allows you to connect devices not equipped with Bluetooth technology, and also allows you to charge the headphones when their power level drops. Soft and well-muted earmuffs ensure comfort during long hours of use. Adjustable headband allows you to adjust product parameters to the individual preferences.