The FiiO FA7's in-ear monitor housing is based on an EU IIA medical-grade, synthetic medical resin from Germany that is made in modern DLP 3D printing specialist HeyGears. The appearance of a comfortable shape was preceded by several ear shape examination...

The streamlined housing is made of magnesium aluminum alloy and fits comfortably into the ear canal. The car-inspired shape is important not only for its impressive appearance, but also for the fact that it filters out barely audible noise around the memb...