UA Sport Wireless Flex earbuds use LEDs to keep runners safe

Under Armour has teamed up with JBL to launch the UA Sport Wireless Flex, a pair of Bluetooth earbuds designed specifically for athletes and fitness enthusiasts. The UA Sport Wireless Flex feature a Flex Zone neckband, enabling the user to adjust the fit so that it best meets their needs. In addition to the adjustable neckband, the UA Sport Wireless Flex has fast charging that enables users to get a full hour of playback after only five minutes on the charger. In addition to fast charging, the UA Sport Wireless Flex have embedded LEDs as part of a feature the maker calls RunSafe.