An IP54 waterproof rating ensures durability and safety in various conditions, providing moisture and dust resistance for worry-free use. Using the latest Bluetooth 5.3 technology, these earbuds ensure a stable connection and superior sound quality. It is ideal for demanding users. Whether for daily use or during sporting activities, these true wireless earbuds provide a complete solution with water resistance, long playback time and advanced Bluetooth technology. Bluetooth version 5.3, HSP, HFP, A2DP, AVRCP, AAC, SBC audio codec. 35mAh battery in each headphone, 400mAh battery. Play time up to 7 hours, talk time 5 hours, total time 35 hours. Fast charging: 1.5h for headphones, 1.5h for case (USB-C). IP54 rating for dust and water resistance. 13mm speakers, 32ohm impedance, 2 x 3mW output power. Durable ABS and polycarbonate construction.