Rotating Hook: These wireless sports earbuds feature a 120° rotatable silicone hook, providing a secure and comfortable fit during intense workouts Clear Sound with ENC Noise Cancellation: Equipped with ENC technology, these earbuds deliver clear and immersive sound by reducing external noise. The 13mm speaker provides rich bass and crystal-clear audio for an enhanced listening experience Bluetooth 5.4 for Strong Connection: Featuring the latest Wireless 5.4 technology, these earbuds ensure a stable, lag-free connection with your devices, offering smooth sound for music, calls, or gaming Touch Control for Easy Operation: With responsive touch controls, you can easily manage your music, take calls, and adjust the volume without needing to reach for your device Multiple LED Battery Display: The charging case features an LED display that shows the battery level of both the case and the earbuds, keeping you informed Specifications: Chipset: AD6983 Bluetooth version: V5.3 Speaker size: Φ10mm 32Ω Earbuds battery: 55mAh x 2 Charging case battery capacity: 500mAh Battery with protection plate Charging case charges earbuds: about 4times Charging time/earbuds: 1H Charging time/charging case: 1.5H Playing time: 7-8H Working range: 10m