Unparalleled Audio - TOZO OpenEgo boasts a 16.2mm large dynamic driver, delivering high-fidelity audio with a motor coil approximately 30% larger than conventional types. Enhanced by TOZO OrigX Acoustics, it offers translucent highs and immersive lows. | Open Hearing&Focused Calling - In-ear free design, comfortable to wear, whether walking, cycling or driving, you can always sense the sound of outside, to be awareness and connecting. When calling, the Open ear earbuds effect of ‌dual-microphone noise cancelling‌, can filter out the external noise, so that you and your friends clear calls as face to face chat. | Ear Fit for Running Workout - Including pair of ear support for improving fit in package, ensuring they stay in place even during active workouts. Furthermore, OpenEgo sport headphone takes to IPX5 sweat-resistant, making it perfect for intense workouts and outdoor activities. | TOZO APP Integration - Switch freely between 32 EQ modes with our exclusive TOZO APP. Customize sound settings, adjust equalizer preferences, and explore a wide range of features to personalize your audio journey. | 80 Hours Playtime & LED Power Display - OpenEgo comes with a charging case that provides up to 80 hours of playtime, which is enough to play about 1,200 songs or hold 80 meetings (one meeting per hour), the package comes with Type-C USB cable that is convenient for you to charge the product quickly. In addition, the LED display on the charging case ensures that you always know the battery status.