1.[Advanced Bluetooth 5.4 & Easy Pairing]: Bluetooth Headphones use advanced Bluetooth 5.4 technology, which provides instant pairing and stable transmission without interruption. Open the charging case and the wireless earbuds can automatically connect to the previously paired device, ensuring a secure and continuous connection within a range of 10 meters from the paired device. You can easily control your music and phone at home, in the office, and during exercise 2.[LED Digital Display & 50 Hours Playtime]: Earbuds Wireless Bluetooth can provide up to 10 hours of continuous use on a single charge, and the portable charging case can charge the earphones 5 times, with a total playback time of 50 hours. The LED display on the charging case accurately displays the remaining battery level of the charging case and the charging progress of the wireless earphones 3.[Smart Control & Wide Compatibility]: Simply touch the wireless earbuds to play/pause music, adjust volume+/-, answer/hang up calls, and activate the voice assistant. Wireless Bluetooth earphones can easily pair with iOS and Android devices, including smartphones, computers, and laptops 4.[Sports Comfort & IPX7 Water Resistant]:The gym headphones with flexible soft ear hooks that provide a snug and comfortable fit during long workouts. The bluetooth earphones come with two pairs of replaceable earbuds and a USB charging cable. The headphones are IPX7 rated waterproof to protect against splashes and sweat, making them ideal for sports, fitness, workouts and running