FIR Audio e12 CUSTOM In-Ear Monitor - Discontinued headphone 2-pin By dividing the Audio block

By dividing the Audio block (highlighted in red) and the Power/Digital block (in blue)

Battery type

105 SILVA offers a smooth blend of clarity and richness

work sessions

Kinera 10mm SPD ™ ( Square Planar Driver )

FIR Audio e12 CUSTOM In-Ear Monitor - Discontinued headphone 2-pin By dividing the Audio blockIntroducing 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 experience with our premium designs and materials for a truly personalized touch. Beneath the sleek exterior, the e12 boasts a powerful single electro dynamic 12mm