TWS F9 Wireless Earbuds with Power Bank - Black

TWS F9 True Wireless Earbuds The earbuds themselves have a playtime of around 4-5 hours on a single charge. The portable charging case usually has a capacity of around 1200mAh to 2000mAh, which can provide multiple recharges for the earbuds and act as an emergency power bank for smartphones or other devices. The case also features an LED power display.