Hi-Res Audio for Your Ears: The HUAWEI FreeBuds 5i are certified for Hi-Res Audio Wireless and feature a wider frequency range, high-resolution full-link audio for HD audio sources and multiple equalizers optimized for many different music styles and provide a listening experience perfectly tailored to you. 42 dB Active Multi-Mode Noise Cancellation: Ultra, General and Cosy noise cancellation modes adapt to any environment – whether at airports, on the subway, in restaurants, offices or your quiet home. AI noise cancellation is supported by neural AI network algorithms. It distinguishes voices from ambient noise, so you can always hear loud and clear. STRONG BATTERY POWER, FAST CHARGING The headphones provide up to 28 hours of playback time when used with the charging case. They have a playback time of 4 hours if charged for only 15 minutes. So you can always hear what you want. Compact and comfortable: the headphones are shorter and 11% lighter than the previous model. Skin-friendly silicone earplugs in 3 sizes provide optimal wearing comfort. Networking for any purpose: The HUAWEI FreeBuds 5i can be connected simultaneously to two devices such as TVs, PCs, tablets, mobile phones etc. The Audio Connection Center in the AI Life app makes it easy to manage devices connected to the headphones and switch playback devices quickly. IP54 waterproof: thanks to the protection class IP54, you can enjoy music in any everyday situation with your HUAWEI FreeBuds 5i.