X55 X97 Mini Wireless Bluetooth Earbuds feature revolutionary OWS open audio technology, completely eliminating the discomfort of traditional in-ear headphonesUltra-thin lightweight design optimized for sleep scenarios, each earbud weighs only 3.5g, providing zero pressure during side sleeping for all-night comfortable sleep experience Equipped with latest Bluetooth 5.3 chip for stable connection and fast transmission, effective range up to 10 meters, compatible with smartphones, tablets, laptops and various devices Impressive battery performance delivers 6 hours continuous use per charge, with portable charging case providing total 24 hours battery life for all-day usage Available in X55 and X97 models with six fashionable colors: black, white, skin tone, pink, purple, and blue Open design allows you to enjoy music while maintaining environmental awareness, safer during workouts and never miss important information during commutes Sweatproof and water-resistant design suitable for various sports scenarios, perfect for gym workouts and outdoor running Ergonomic design fits ear contours securely, stays in place during activities, ideal companion for sleeping, sports, office work, and studying