The outside of each earpiece has a "Window Shade Grill System" that protects the driver and minimizes soundrefraction coming back in against the diaphragm.
每一个耳机单元的外侧是“百叶窗式背板系统”,用来保护单元并减少向振膜的声音反射。
2
When sound wave propagates in air whose temperature changes with altitude, refractionof air happens. Sound will move towards areas with lower temperatures.