FIR Audio e12 Universal In-Ear Monitor with Standard Faceplate (Open Box) NO BARCODE The dual dynamic drivers adopts

The dual dynamic drivers adopts a 'Dual Phase Push Pull' structure

Canon as Yanyin Studio's longest-running product line

each strand consists of 90 conductors

maximizing the available space for any attached cables

12 Driver Quadbrid

FIR Audio e12 Universal In-Ear Monitor with Standard Faceplate (Open Box) NO BARCODE The dual dynamic drivers adoptsIntroducing the Electron 12 (e12), a revolutionary leap in the world of In Ear Monitors (IEMs) that defies all expectations. Our groundbreaking SwapX technology sets it apart, allowing you to switch up the look of your IEM with ease using user replaceable faceplate designs. Customize your Universal fit experience with our premium designs and materials for a truly personalized touch. Beneath the sleek exterior, the e12 boasts a powerful single electro