Equipped with a 13 mm dynamic speaker which sports a high-elastic PU composite diaphragm, the Lenovo XT90_BLACK Bluetooth earbuds are sure to provide you with an enthralling audio experience. These earbuds feature Bluetooth v5.0 to ensure seamless connectivity so that you can keep grooving to your favourite beats devoid of interruptions. Plus, these earbuds can withstand minor splashes, sweat droplets, and dust with ease, making them ideal for thrillseekers who love outdoor activities.