Introducing the all-new Moondrop Joker, a full-sized professional monitoring closed-back headphone designed with large-sized 50mm dynamic driver units. Moondrop has featured its exquisite craftsmanship designing the Joker with an impeccable design. The cavity structure is crafted using FEA(Finite Element Analysis) process to ensure quality sound reproduction. With its specially crafted 50mm dynamic driver unit, Moondrop Joker produces an accurate sound delivering solid lower-end, ultimate clarity, and precise sound!!