The AZ80's large 10mm drivers, special acoustic structure and category-leading noise cancellation deliver exceptional Technics sound wherever the day takes you. With its beautifully crafted, comfortable design, seamless switching between devices and crystal-clear call clarity, you won't miss a thing. The unique acoustic technology provides a detailed and rich sound for an exceptional listening experience through your earphones. Switch seamlessly between devices, enjoy crystal clear calls with simple touch controls and a long battery life. The low-profile design with concha fit ensures a comfortable fit so you can wear your earbuds all day and on the go. Experience detailed Technics Hi-Fi sound quality with powerful bass. The large 10 mm aluminium alloy* free-edge cones provide enhanced, low-distortion bass response. Seamless switching between 3 devices with the "category first" function. Customise the touch sensors with the Technics app and use one earbud while charging the other.