HiFi Stereo Sound and Clear Calls: True wireless earbuds feature 14.2mm speakers, which brings crisp and clear treble, deep and rich bass. Undoubted it is an ideal choice for music lovers. The built-in microphone of each bluetooth headphones features call noise cancellation to ensure clear and realistic sound, which allows you to enjoy high-quality calls anytime, anywhere. Bluetooth 5.3 and Fast Pairing: Bluetooth earbuds feature advanced Bluetooth 5.3 technology to ensure a more stable connection, lower latency, and lower power consumption during data transmission. After connecting the wireless headphones for the first time, the wireless ear buds will automatically connect to your device the next time you open the charging case. Lightweight and Ergonomic Design: Each small earbud weighs only 0.11 ounces, and there is no pressure to wear the ultra-light earbuds wireless bluetooth, while the pocket-sized charging case does not take up any space. The ergonomic in-ear design provides a comfortable and secure fit, ensuring that the wireless headphones bluetooth will not fall off during daily activities. Smart Touch and IPX7 Waterproof: Noise cancelling earbuds support touch control, which allows for convenient control of volume, previous/next song, pause and answer calls, and voice assistant control. The surface of the ear buds wireless bluetooth earbuds has a nano-coating that prevents water from penetrating, protecting the wireless earphones from damage. Long Battery Life with LED Display: No more battery anxiety—the earphones wireless bluetooth offer up to 8 hours of playtime on a single charge, and a total of 40 hours with the compact charging case. Fully recharges in just 1.5 hours, perfect for busy mornings or last-minute trips. The LED display shows remaining battery for both earbuds and case, so you're always prepared, whether at work or on the move.