About this item Sound Isolation Technology Bluetooth headphones are equipped with advanced sound isolation technology, effectively minimizing external noise and providing an immersive auditory experience. Enjoy your music with powerful bass, mellow mid-range, and clear treble. Stereo Surrounding Sound Featuring an 11mm dynamic driver, these wireless earbuds support spatial sound for an immersive music experience during sports and commutes, delivering surround sound that you can take with you anywhere. Built-in mic with voice notifications for incoming calls. Up to 16 Hours Playtime With an upgraded battery capacity, these wireless headphones provide playtime of up to 16 hours on a full charge. With just 1.5 hours of charging, enjoy 16 hours of playtime and 250 hours of standby time. The headphones' battery status will be automatically displayed on your phone screen. IPX7 Waterproof Headphones Utilizing a highly sealed shell and nano-coating waterproof technology, these headphones meet