True wireless noise cancelling earplugs-6mm + 10mm coaxial dual dynamic driver;-- -38db 1dB± hybrid active noise reduction;- Ambient sound mode (transparent mode);- Advanced Bluetooth v5.3;- Noise;- A maximum of 25 hours of broadcast time;- Support game modes;-IP55 dustproof and waterproof;- Edifier disables personal EQ adjustment in the APP.Two drivers designed in a parallel axe provide a natural, rich detail, and high definition audio experience.A 10mm woofer and a 6mm tweeter are built into each earbud, providing a wider range of frequencies and creating an immersive listening experience.Advanced Bluetooth v5.3 technology guarantees stronger anti-interference, lower power consumption, and more stable connection without worrying about signal loss.When you want to stop the world or learn about your environment, the w240TN will help you through its extraordinary proactive noise reduction and ambient noise.In addition, ambient noise levels can be adjusted using the Edifier off app, so you can instantly switch from immersion to alert without earplugs.Artificial intelligence DNN Call Noise Technology, its powerful algorithm can accurately extract the voice, separate the voice and the human voice, keep the call crisp. Even in noisy environments, you can make phone calls for free.* Noise reduction: about 8.5 hours for each charge and 25.5 hours for the charging box;** Noise elimination: about 7 hours for each charge, 21 hours for the charging box;Inspired by the hidden strength of a locomotive piston, coupled with the delicate look of a trapezoidal ring, it gives a sense of exclusivity and allows you to bring out your own personality.The charging case is equipped with a dynamic light strip, and the lighting effects also inform the status of the earbuds.Physical buttons and ring shapes are included in the design, ensuring accuracy control.Game Mode * Under 80ms provides a synchronous gaming experience.Use Edifier to close the application to easily control your preferred buttons. Say goodbye to the default factory setting and say hello to your own thoughts.Two preset EQ sound effects are available, and more EQ Settings can be customized to your preferences via Edifier off the app.It has the function of closing timer. You can take a while before going to automatically turn it off to avoid time-out sounds, or take a while to switch to overuse to protect hearing.Two new features to choose from:You can mute it in call modeSelect a sound control mode that you use to close the application through the editor.The 4 different sizes of earplugs include different shapes to ensure a safe, stable fit.