HE290 is a closed HIFI headphone that uses high-quality aluminum alloy and engineering plastic. Combining high-middle-low sound and wide-range frequency offer perfect audio performance to professional audio engineers and musicians. The anti-friction and soft PU ear pads make wearing more comfortable. Duo to its closed design, it filters the noise effectively and makes you enjoy the music. The decorative circle and metal brand both give you a metal feeling. 50mm neodymium dynamic driver combiners with total comfort and durability to provide the ultimate listening experience, it is ideal for recording and life monitoring applications.