These Bluetooth 5.3 over ear hook wireless earbuds are specially built for sports lovers. Adopting ergonomic 55° tilted ear design, they stay firmly in place while running and workouts. IPX7 life waterproof protects against sweat and water splashes. Equipped with 950mAh charging compartment, each earbud supports 18-20h single playtime and 200h standby time. Full link ultra low latency reaches 0.05s. Active noise reduction technology blocks unwanted noise to bring HIFI stereo sound and high-definition calls. Stable Bluetooth 5.3 chip ensures anti-interference, low power consumption and seamless connection, fully compatible with all mainstream Bluetooth devices. Built-in smart button for easy control.