Brand new in box Wireless Earbuds Bluetooth Headphones Waterproof 72H Cycle Play Time, 2200mAh Bluetooth5.0AutoPairing Wireless Earphones Bluetooth with Charging Case * This charging case can charge your earbuds for about 18 times. Earbuds can support 3-4 hours of music time when fully charged, which means as long as 72 hours of duration in total * In addition to charging the earbuds, the charging case can also charge mobile phones and other USB devices. * Ergonomic design makes you free from fatigue even long time of wearing. * 120° tilted in-ear design ensures perfect fit for your ears, never worry about dropping easily during exercises. * provides 5 pairs of ear caps of different sizes * Super easy to use. The earbuds will automatically pair each other when you take them out of the charging case, which is quite different from the traditional earphones that need to press the power button to connect. * At the same time, earbuds are touch-controlled. One-key operation, convenient and fast.