TWS EP011 wireless headphones with a case with a power bank function. They guarantee the highest quality of sound in HD version and convenience of use. Perfect during physical activity. Come with a set of overlays. The TWS EP011 wireless headphones reduce the problem of tangled cables, so they are even more comfortable to use. Extended battery life means that you can enjoy your favorite music even longer without worrying about a fast loss of energy. The portable charging station in the form of a case allows you to take it anywhere with you and simultaneously charge and store your TWS headphones. Sweat proof design makes the product a great addition to the athletes. Includes 3 pairs of different size overlays, charging station and USB cable. Specification: Bluetooth version: 5.0 Wireless range: up to 9m Input voltage: 3.3 ~ 4.2V Charging port: Micro USB Charging case capacity: 250 mAh Battery capacity: 45 mAh Charging time: 2h Music time: 3h Standby time: 20h