The ultimate in on-ear wireless Bluetooth sports headphones, look no further than iSport Freedom. This wireless sports headphone is extremely powerful. It has a whopping 9+ hours of playback time, is optimized for long wear with extreme comfort, has reflective safety features so you stay safe at night, includes innovative on-ear controls so you don't have to fuss with your smartphone during workouts, and much more. This is your wireless workout, amplified.