Crystal Clear Sound. Now Wireless. From Work to Life, and Everything in Between. Compact yet powerful 6mm drivers and a special acoustic structure with active noise cancellation deliver clear sound wirelessly — wherever your busy day takes you. Seamless device switching and crisp call clarity in a comfortable design – you won’t miss a beat. Signature Technics Clear Sound. Unique acoustic technology gives you great audio detail and rich sound for a rewarding listening experience. Intuitive Smart Features. With seamless device switching, crystal-clear call clarity, convenient single-earphone use, easy sound control and long battery life. All-Day Comfort Design. Low-profile design for comfort throughout the day, and balanced to stay put – even when you’re on the go.