1、The ENC tech will effectively suppress environment noise, making the person you are calling can hear your voice more clearly. 2、With an EQ switch on the in-line remote to adjust the bass to your preference, you are free to enjoy different listening modes in different environments. 3、3-sized Tips and Wings are personalized to fit your needs and improve audio quality at the same time. And the three-dimensional curved design ensures more security and comfort to wear. 4、For easy wear and quick access, each earbud is fitted with a small magnet. You can snap the earbuds together with their magnets when you\u0027re not using the earphone. Features: The ENC tech will effectively suppress environment noise, making the person you are calling can hear your voice more clearly. With an EQ switch on the in-line remote to adjust the bass to your preference, you are free to enjoy different listening modes in different environments. 3-sized Tips and Wings are personalized to fit your needs and improve audio quality at the same time. And the three-dimensional curved design ensures more security and comfort to wear. For easy wear and quick access, each earbud is fitted with a small magnet. You can snap the earbuds together with their magnets when you're not using the earphone. With up to 120 hours standby, 16.5 hours play and 15 hours talk time, it makes sure you never fall short on music. The in-line remote with four buttons and a built-in microphone lets you control your music and calls – all without taking your smartphone out of your pocket. No matter sweating in hot weather or running through the rain, a comprehensive protection makes it always safe and perfect. You can snap the earbuds together with their magnets when you're not using the earphone. Specifications: BT Version: V5.0 Wireless Range: 10m Battery Capacity: 160mAh Standby Time: 120 hours Play Time: Up to 16.5 hours Talk Time: Up to 15 hours Packing List: 1 * Headset 1 * Headset