INTRODUCING THE SONY WF-C510 EARBUDS: Incredibly comfortable, with fantastic sound quality, and packed full of features, these are amongst our smallest and lightest earbuds yet HIGH-QUALITY SOUND, TAILORED TO YOU: Drawing on decades of Sony audio expertise, the WF-C510 deliver high-quality audio for all types of music, with DSEE technology upscaling every track COMFORTABLE AND LIGHTWEIGHT: Weighing only 4.6g and shaped in a compact, ergonomic design, these wireless headphones offer incredible stability, allowing you to enjoy your music even while running NON-STOP PLAYBACK: Enjoy a total battery life of 22 hours (11 hours from the ear buds + 11 hours from the case). The quick charging feature provides 1 hour of playback in just 5 minutes CONNECT TO TWO DEVICES AT ONCE: With Multipoint Connection, pair two devices via Bluetooth simultaneously and seamlessly switch between them, whether it’s an iPhone, Android, PC, or Mac