Dunu Titan 5 Already awarded the Hi-Res AUDIO certification, Titan 5 utilizes a 13mm diameter singer dynamic transducer with titanium diaphragm for its excellent transient and clarity as well as ability to handle high input power. Bass has good quantity and deep reach. Mid-range has clean and sweet vocal. High-range is smooth and detailed. The Hi-Res Audio certified Titan 5 earphone utilizes a wide 13mm titanium diaphragm, high power handling drier for its exceptional clarity, fast transient, deep reaching bass, sweet and emotional vocal, as well as the delicate and smooth treble extension. High purity OFC wire core can improve audio resolution, has good flexibility, reduce auscultation effect, high temperature resistance, not easy to winding.