[Immersive Sound Quality] Powered by powerful 16mm speaker driver unit and half in-ear acoustic structure, wireless earphones delivers fantastic sound beside your ear with mellow bass, clear treble. [Up to 16 Hours of Playtime] Bluetooth earbuds last 16 hours of playback time with one charge. Full music around you all-day long. [Born for Sports] Ergonomic design provides a comfortable and secure fit that doesn’t protrude from your ears especially for Sports, Workout, Gym. Equipped with 4 pairs of ear caps to ensure your running headphones fit comfortably and noise cancelling in ear. Just move as you want. [IPX7 Waterproof] Wireless headphones boast IPX7-rated protection that prevents ordinary splashing water and rain. (Please note: not for swimming) [Stable Bluetooth 5.3 Connection] Advanced Bluetooth 5.3 technology ensure a stable connectivity and high speed transmission, low signal loss when on phone call and listen to music. ASIN B09ZPGLHD9 Color D,Blue Impedance 8 Ohms Brand Name Boean Model Name U8 Unit Count 1.0 Count Control Type Media Control Manufacturer Shenzhen Na Yin Technology CO.,LTD. Model Number U8 BuiltIn Media Cable Noise Control Active Noise Cancellation Cable Features Without Cable Control Method Remote Earpiece Shape in_ear_canal Headphone Jack No Jack Bluetooth Range 10 Meters Number of Items 1 Audio Driver Size 11 Millimeters Audio Driver Type Dynamic Driver Bluetooth Version 5.3 Compatible Devices Bluetooth-enabled devices Enclosure Material Plastic Additional Features Microphone Included, Noise Cancellation, sports-and-exercise, water-resistant, wireless Battery Charge Time 2 Hours Wireless Technology Bluetooth Battery Average Life 16 Hours Warranty Description 1 Age Range Description Adult Water Resistance Level Waterproof Connectivity Technology Wireless Headphones Ear Placement In Ear Specific Uses For Product Sports and Exercise Headphone Folding Features In Ear