JBL Endurance Sprint Blue (JBLENDURSPRINTBLU) is a device that is designed to be used during workouts. It is waterproof and has a long battery life, making it ideal for use in the rain or during sweaty workouts. The device also has a built-in microphone, so you can take calls without having to remove your headphones.

Here are some of the key features of the JBL Endurance Sprint Blue (JBLENDURSPRINTBLU):

• Waterproof: The device is waterproof, so you can use it in the rain or during sweaty workouts without worrying about damage.
• Long battery life: The device has a long battery life, so you can listen to music for up to 8 hours on a single charge.