Features: Ergonomic Design: The earplugs are designed according to the shape of the ear, featuring a mini and lightweight design that fits the earhook firmly, suitable for long-term wear without causing discomfort. Easy to Use: These earbuds are simple to operate. With a built-in microphone, you can control music playback and calls with a touch—switch songs, pause music, answer or reject calls without taking out your phone. Dual Noise Reduction Technology: Combines physical noise isolation with acoustic noise reduction, helping create a quiet environment for better sleep. Specially Designed for Sleep: Ultra-compact earbud design; ideal for side sleepers who prefer minimal ear intrusion while sleeping. Premium Sound Quality: Delivers high-quality audio with stereo surround sound for an immersive listening experience, making it an excellent companion for restful sleep. Notice: 1. Actual color may vary slightly due to lighting effects. 2. Please allow 1–3 cm variation due to manual measurement. Transmission Distance: 10 meters (open area). Charging Interface: Micro fast charging. Wearing Method: Semi-in-ear. Charging Time: Approximately 60 minutes. Standby Time: Approximately 480 hours. Product Color: Black/White/Skin Color. Package List: 1 set x Bluetooth-Compatible Earphone