Comfortable design and Universal Compatibility】Our earbuds are ergonomically designed for extreme comfort and secure fit. We have provided 3 sizes of premium eartips so the earbuds can fit snug and comfortable in your ears. You don't have to worry about losing your earbuds during workouts or runs because they do stay firm in place even for a long-time wearing. Widely Compatible with iPhone X Xs Max, XR 8 7 6 plus, Android, Samsung Galaxy, HTC, iPad Pro and any Bluetooth enabled devices.【Auto Paring and Charging Technology】The Wireless Bluetooth Earbuds enters auto-pairing mode when taken out of the charging case. It can also automatically powered off and charged after putting back into the charging {url removed} is equipped with a charging case which can recharge 4-5 times, Which can last for over 1.5-2 hours’ music playtime on a single charge. You can go for a day without power shortage thus sufficient music Joy all through your day activities.