HUAWEI FreeBuds 5i are certified for Hi-Res wireless audio and feature a wider frequency range, high resolution Full Link audio for HD audio sources, as well as multiple equalizers optimized for many different music styles and provide a perfectly tailored listening experience for you. Ultra, General and Comfortable noise reduction modes adapt to any environment, whether in the airports, on the subway, in restaurants, offices or your quiet home. AI noise cancelling is supported by neural AI network algorithms. It distinguishes voices from ambient sounds, so you can always be heard loud and clear. Headphones provide up to 28 hours of playtime when used with the charging case. They have a playback time of 4 hours if they were charged for only 15 minutes. So you can always hear what you want. Headphones are shorter and 11% lighter than previous model. The skin-friendly silicone ear plugs in 3 sizes provide a comfortable fit. Huawei FreeBuds 5i simultaneously connect to two devices such as TVs, PCs, tablets, mobile phones, etc. The AI Life App Audio Connection Center makes it easy to manage headphones connected devices and quickly change playback devices. Thanks to the IP54 protection class, you can enjoy music in any daily situation with your Huawei FreeBuds 5i.