HUAWEI FreeArc Open-Ear Earbuds, Secure Fit and Comfort, IP57 Water Resistance, Dynamic Bass, 28 Hours Playtime, Sports Earphones, Headset for Running Workout Driving, iOS & Android, Bluetooth, Green

Green Calls/Music Ear-hook Headset. Wired & Wireless USB connectivity Bluetooth 5.2. Intraaural. Microphone type: Built-in. Built-in battery Lithium-Ion (Li-Ion). Curved for Your Comfort. HUAWEI FreeArc is ergonomically crafted for a secure fit, as Huawei's first open-ear earbuds with earhooks, with graceful curves and a breathable and comfortable listening experience.. C-bridge Design. The earbuds' C-bridge design is based on ergonomic analysis of over 10,000 auricle curves, and painstakingly optimised to ensure that it is as comfortable to wear as it is captivating to listen on.. Ultra-thin Shape-memory Alloy. HUAWEI FreeArc is made of a 0.7 mm high-performance Ni-Ti alloy, which offers tried-and-tested durability, and a seamlessly flexible form that adapts to various shapes of ears.. Skin-friendly Liquid Silicone. The lightweight earbuds are 81.5% covered by soft liquid silicone4 and certified by SGS Smart Green Medal Certification, remaining comfortable to wear over the long haul..