Earhook design for secure and comfortable wear: ergonomic curves fit the auricle and distribute pressure evenly. The earhook is flexible and elastic, and the earphones weigh 12 grams for a light, comfortable wearing experience. Upgraded Bluetooth 5.3 for better performance: newly upgraded Bluetooth 5.3 chip provides higher compatibility with devices and faster, more stable data transmission. Low power consumption and extended battery life: performance polymer batteries with low power consumption optimize battery technology and reduce the need for frequent charging. ENC dual microphone noise reduction for clearer calls: dualmicrophone ENC noise reduction delivers definition calls, making conversations clearer as if speaking face to face. Use scenarios: Hands calls in noisy environments such as street or office, enabled by secure fit and ENC. Online meetings and video calls with stable Bluetooth connection and clear audio. Listening to music or podcasts on the go with reliable, energyefficient performance.