JBL Tune Flex 2 True Wireless Earbuds (JBLTFLEX2BLK) are in-ear TWS earbuds designed for everyday use. They offer up to 48 hours total battery life, up to 12 hours of music playback, and up to 5 hours of talk time. Equipped with a 545 mAh battery, they fully charge in about 2 hours. JBL Pure Bass Sound delivers deep and powerful bass performance. A built-in microphone ensures clear voice calls. The package includes earbuds, charging case, cable, and user manual.