Harness the power of a 60mm large dynamic driver The FiiO FT3 Large Dynamic Over-Ear Headphones are designed to deliver exceptional sound quality, with a massive 60mm dynamic driver at their core. This driver ensures a powerful output with minimal distortion, providing deep bass and an immersive listening experience. Beryllium-plated gasket and DLC diaphragm The FT3's diaphragm is made of beryllium-plated gasket + DLC (Diamond-Like Carbon), a material chosen after extensive testing at FiiO. The