Original Sports Design】latest innovative earbuds are built to improve your sports experience.With skin-friendly ear hooks, well-inserted ear tips and ultra-light materials, the wireless earbuds will be fit ergonomically in your ears, boosting your performance among prolonged exercise. 【Excellent Music Quality] exclusive technology uses a customized algorithm to perform real-time analysis on your music and intensify the low frequencies for up to 30% more bass, produce incredible sound quality with crystal crisp treble. 【Bluetooth 5.0 Enhanced Stable Connection】Featuring the latest Bluetooth 5.0 technology, provide an incredibly stable and swift connection without tangling. Taken from the charging case, they will be paired with each other automatically, and just hitting on Bluetooth list on your device to connect, the one-step pairing offers you great convenience. 【Super Long Playtime & Charge ON-THE-GO】With low power design, these sports truly wireless earbuds pack a long-lasting 5 hours on one charge and boost that to 20 hours playtime with the 400mAh compact charging case. which keeps you free from the anxiety even if you were far away from home or on vacation. 【IPX7 Waterproof & Sweatproof】IPX7 waterproof technology can protect your earbuds from sweat and rain during high intensive training or daily use.