Brand HUAWEI Colour Black Ear placement In Ear Form factor In Ear Impedance 130 Ohms About this item 【Long Battery Life and Fast Charging】: Enjoy 50 hours of listening on a single charge, for a whole week, or charging for 10 minutes to listen for 4 hours 【Active Noise Cancelling Headphones】: With a noise cancellation up to 24 dB average full-range depth to adapt to your current surroundings, whether it's noisy traffic or quiet rooms, it shuts out the outside worlds for a full immersion 【Lightweight In-Ear Headphones】: With a single earbud at only 4.3 g, it features ergonomic in-ear design based on 10,000+ ear canal data for a comfortable fit, three sizes of skin-soothing ear tips offer you optimal fit and feel 【Clear Call and Always In Sync】：The three directional sound pickup mics distinguish voices, block out background noise, and keep your calls crisp and steady, with robust Bluetooth 5.4 support, keeps you stay connected at all times 【Compatible and IP54】: The IP54-rated earbuds are compatible with iOS, Android, and EMUI phones, great for daily workouts (Earbuds only)