Driver size: 18 x 11 mm Dynamic Driver

so you can focus

* RMS @THD 1%: 225W

The audio performance of the JBL Authentics 300 is outstanding

LED: RGB x 183pcs

JBL Endurance Pace Color:Black & Grey Driver size: 18 x 11Feel the beat, sense your surroundings. Wind, rain, snownothing stops your workout. JBL Endurance Pace headphones will keep you motivated every step of the way. You can work up a sweat in any weather, since the IP68 dustproof and waterproof rating means theyll never give up even in the most extreme conditions. Stay in tune with whats happening around you thanks to JBL OpenSound technology, which gives you powerful sound enhanced with our adaptive bass