The Air 31 Wireless In-Ear TWS Earbuds stand out with their unique transparent design and superior sound quality. Equipped with Bluetooth technology, these earbuds offer a stable connection and long-lasting playtime of up to 30 hours. The IPX-4 rating ensures they are resistant to splashes and sweat, making them ideal for workouts. With a 30mAh battery in each earbud and a 300mAh charging case, they are designed for all-day use. The Type-C fast charging port ensures quick recharging, while the digital battery display keeps you informed.