Crystal-clear calls and immersive audio come standard, powered by Bluetooth 5.1 and a wide 20Hz-20KHz frequency range. Experience every detail, from thumping bass to shimmering highs, without a single wire to hold you back. Charge fast, play longer: Refuel in just 1-2 hours and enjoy 500 hours of standby time, so you’re always ready for the next audio adventure. Sweatproof and secure, the K-6 is your perfect workout partner. Enjoy 32ft of wireless freedom to roam, and control music and calls with ease. Sleek black design complements any style, and the K-6 is built to last, delivering exceptional performance at an amazing value. Don’t just listen, experience audio nirvana. Grab the K-6 and lose yourself in the music.