Upgraded X10 High Sound Quality In-Ear Bluetooth

LED Digital Display & 300H Playing Time & IPX5 Waterproof! Ture wireless earbuds can play for 8-9 hours on a single charge, and the 3500mAh large battery charging case can recharge the earbuds 8 times after a single full charge. Excellent choice for listening to music and audiobooks while running, biking, cleaning, working and driving. LED Power Display for Charging Case The wireless Bluetooth headphones' charging case features an LED power display that shows the remaining power in percentage. The charging case displays its battery level from 1% to 100%. While charging the right or left wireless earbuds earbuds Bluetooth, the LED bars for the earbud on the case will flash. Once the earbud's wireless Bluetooth is fully charged, the LED bars will no longer flash. Convenient to know the charging status of your wireless earbuds.   300+ Hours Battery Life with Charging Case The built-in 3500mAh charging case provides a total of 300+ hours of battery life. Each Bluetooth wireles