A culmination of design and technology from three industry leaders, resulting in what has been described as the best sounding two driver in-ear system, ever. Featuring the ADEL Technology along with a carefully crafted two or four driver balanced armature modules for extended frequency range and a response that is pure and easy to listen to. The Zens come with a selection of replaceable tips to ensure a comfortable fit. Your ears are punished enough. Isn't it time to let them relax in a state of Zen.