JAM Transit™ Mini Buds Wireless Ear Buds are great for your everyday workout routines. These sweat resistant earbuds deliver amazing sound via Bluetooth®, so you can rock to your power song, and test your limits without wires holding you back. JAM Transit™ Mini Buds Wireless Ear Buds have a wireless range of up to 30 feet, play up to 7 hours on a single charge, and include a built in microphone for hands free calling. They even feature a magnetic connection that secures them safely around your neck- perfect for when you want to take a break, but aren’t ready to call it quits!