The HUAWEI FreeBuds 4 is also compatible with different operating systems including Android and iOS. Studio Quality Sound in your EarThe HUAWEI FreeBuds 4 are the earphones that provide studio-quality sound. The new HUAWEI FreeBuds 4 features dual-microphone noise cancellation technology to deliver upgraded noise cancellation performance and ensures that the microphones pick up the noise surrounding you with far greater accuracy. To enhance noise cancellation effectively across different wearing scenarios, the HUAWEI FreeBuds 4 uses Adaptive Ear Matching (AEM) noise cancellation technology that automatically detects your ear shape and determine the optimum noise cancellation setup, resulting in the most comfortable noise cancellation experience. Smart and personalized controls: The HUAWEI FreeBuds 4 comes with a smart interactive experience.
