PRODUCT OVERVIEW Enjoy a customized listening experience, powerful sound, and all-day battery life with soundcore Space A40 Adaptive Active Noise Cancelling Wireless Earbuds by Anker. These true wireless earbuds can reduce 98% of external noise, with adaptive noise cancelling that automatically identifies noise around you and selects the ideal mode. With 50 hours of total playtime, you can listen on your commute and at work, and then repeat every day for a couple of weeks before needing to recharge. Space A40 earbuds have soundcore’s pioneering double-layer diaphragm drivers with metal ceramic material, providing not only powerful bass and crisp treble, but also well-balanced audio of all frequencies. Enjoy personal space anywhere with the soundcore Space A40 earbuds by Anker. KEY FEATURES IPX4 Resistance - With an IPX4 water resistant rating, splashes and sweat won’t stop these headphones Highly Detailed Sound - Thanks to soundcore's pioneering double-layer diaphragm drivers, Space A40's noise cancelling earbuds produce sound with strong bass, clear mids, and bright treble. You can also listen using LDAC mode for Hi-Res Audio Wireless sound 50 Hours of Personal Space - That's enough playtime to enjoy up to 1,000 songs or 25 movies. The earbuds have a 10-hour single charge playtime, and fast charging gives you 4 hours of listening from a quick 10-minute charge Smart Adaptive Active Noise Cancellation - TUV certified noise cancelling up to 98% of unwanted background noise.  Smart adaptive noise cancelling offers the best noise cancelling to your environment Comfortable, No Matter How Long You Listen - Space A40 noise cancelling wireless earbuds are smaller than all other soundcore ANC earbuds, are as light as a sheet of paper, and have an ergonomic shape so they fit comfortably in your ears. Ai Enhanced Microphones with Anti-Wind Technology - No matter where you take calls, the 6x Ai enhanced microphones ensure only your voice is heard on the other end of your calls Future Proof via the soundcore App - Hear ID personalized EQ, custom controls & EQ, & firmware updates give you full control over your listening experience