Wireless Bluetooth Earphones, Ear Mounted, Non In Ear, Ear Digital Display, Sports Range, Noise Reduction Features: 180 ° rotation for wearing regardless of left or right: built-in rotatable shaft, easy 180 ° rotation, can be worn in both ears. IPX5 waterproof: IPX5 test, running, fitness and other conditions can prevented rain and sweat erosion. Energy saving, low consumption, large battery, no burden: built-in 200mAh battery, supporting fast charging (full charge in 90 minutes). Intelligent noise reduction HD call: Built-in dual noise reduction system, filtering external noise to reduce interference during calls, noise reduction, and making communication more pure. Low latency game: The low latency experience is equipped with the intelligent generation Bluetooth 5.3 chip, which synchronizes audio and video, allowing for communication and full play. Product Description: Parameters: Bluetooth version: 5.3 Transmission distance: 200mAh Charging time: approximately 1.5 hours Usage time: approximately 25 hours Charging input: 5V~150mA Standby time: 365 days Earphone weight: approximately 17g Package: 1 * Earphones 1 * Charging cable 1 * Instructions