SILENCE THE NOISE CRYSTAL TALK- FILTERS OUT BACKGROUND NOISE USING DUAL MICROPHONES. PREMIUM MATERIALS- DIAMOND CUT METAL AND HIGH GLOSS FINISHES. TRUE COMFORT- THREE EAR CUSHIONS, MOLDED SPEAKER AND DISCREET ROTATING EAR HOOK FOR A SUPERB PERSONAL FIT, EVEN WITH EYEWEAR. COMPLETE ACCESSORIES- A FULL SET OF USER-FRIENDLY CHARGING AND CARRYING ACCESORIES. THE ULTIMATE IN STYLE, COMFORT & CONVENIENCE.