Bluetooth Headset HD Display Screen Noise Reduction Long Battery Life True Wireless Headset Features: Sliding cover designs, fashionable and convenient: adopting a sliding cover opening and closing designs, full of technology, making it more convenient to pick up and put in headphones, while enhancing the overall texture. High definition screen display: The headphone case is equipped with a high-definition screen, which displays real-time information such as battery and connection status, making intuitive and convenient. Active Noise Reduction Technology: Supports Active Noise Reduction , effectively isolating external noise and providing immersive music and call experiences. long battery life: The earphones can last up to 8 hours per use and can be extended to over 30 hours with a charging case, meeting the needs of all-weather use. True wireless designs, comfortable to wear: Adopting true wireless designs, lightweight and close to the ear canal, supporting , suitable for various scenarios such as sports and commuting. Product Description: Name: Bluetooth Earphones Material: Plastic and Electronic Components Size：6*4.3*2.6cm Packing list: 1x charging case 2x earphones