LED Digital Display & 88H Playing Time: The LED battery-life display on the case is very bright and has an easy readout, letting you know that your earbuds are charging or if they have a full charge. Ture wireless earbuds can play for 7-8 hours on a single charge, and the 1800mAh large battery charging case can recharge the earbuds 11 times after a single full charge. Providing a total of 88 hours of playtime life for the earbuds. Excellent choice for listening to music and audiobooks while running, biking, cleaning, working and driving.

Ergonomic Design: S1 Wireless Bluetooth sports earphones with flexible and soft ear hooks do not put pressure on your skull behind your ear but stay in place well. Comfortable Fit: The over-the-ear design along with your choice of proper ear tips prevents these from accidentally falling out the ear. This black exercising style earbud could give you more energy when you're looking to enjoy music during exercise.

Innovative Versatile Charging Case: This wireless earbuds charging case can not only charge the earphones (Put earbuds in the charging case and close the lid, it can be charged automatically), but also has a USB-A output on the charging case so you can use it as a backup battery, charging your rechargeable items with ease, no worries of cell phone's dead batteries. It's enough compact to fit in your pocket and carry around.

HiFi Stereo Audio & Clear Call: Bluetooth headphones adopt Bluetooth 5.3 technology, and high-quality Bluetooth chips ensure a fast, stable, and efficient transmission (Keep the range within 33ft). Equipped with a 10mm driver produces incredible sound quality with deep bass, the sound isn't distorted on either volume, you will be immersed in your Audio World. Effective noise filtering ensures a great voice quality, other people could hear you very clearly on phone calls.

Auto Pairing & Button Control: After the first setup, just open the lid of the charging case, and the earphones will pair & connect immediately, with no action required on your part. It has MFB and volume control on both earbuds, making it still easy access to all operations while using only one earbud. You can answer/reject/hang up calls, and wake up "Siri" by clicking the MFB control buttons on the earbuds; Change volume and tracks by clicking the volume up and down button on the side of the earbuds, not having to do it via your phone. Perfect hands-free device for friends and family.