Cut the Cord Set yourself free with advanced Bluetooth 4.1 technology. No matter where you are (gym, home, outdoors), stay connected to your audio at all times with the ZAKK Firefly on-ear Bluetooth Headphones. Get on-the-go freedom: experience acoustic bliss with wirelessly streamed audio to feel your favorite music as well as hear it. Audio Evolved Innovative Pure Sound provides enhanced ambient noise reduction while minimizing listener fatigue. Enjoy lossless output for incredibly refined treble and dynamic bass that immerse you into your audio. Combined, our special on-ear technology offers an optimal listening experience with up to 6 hours of continuous play time on a single charge, along with fast charging to keep you connected for longer. Active wear Redefined Advanced Signal Plus technology ensures skip-free audio streaming even when you're running, working out or enjoying outdoor sports. Get the pure listening experience you crave with this essential fitness companion.Also glow in the dark LED wire to run safely at Night Designed for the fitness enthusiast, drive yourself forward with stunning premium sound. Precision Engineered Smart design meets exceptional performance with the ZAKK Firefly Sports Bluetooth Earphones. Lightweight, portable and delivering maximum comfort, enjoy a secure fit every time with precision earbuds. Those with an active lifestyle will appreciate the premium-grade materials for sweat proof durability, enhanced stability and easy carry/storage. A Winning Combination The ZAKK Firefly Bluetooth Earbuds perfectly match your lifestyle and keep up with your routine. Intuitive controls (volume, track controls and battery indicator) and the built-in MIC keep you firmly in charge. Compatible with all iOS and Android smartphones, tablets, Windows devices and more.