Featuring a balanced-armature driver configuration, the MACH 20 earbuds deliver a clear and impactful low-end soundscape while maintaining solid mids and treble. Although in-ear monitoring is a ...

4 Balanced Armature Drivers Four balanced armature drivers have been carefully selected to handle the low-mid and mid-treble frequencies of the Septet. Renowned for their speed and precision ...

Their downside is that their sensitivity is only 99dB/mW, which is low compared to the 110dB/mW sensitivity typically found in balanced armature and dynamic drivers – leading to the ‘masking effect.’ ...

Campfire says that the tech aims to blend “a unique, compact form factor like that of a balanced armature, alongside the rich sonic properties of a dynamic driver,” according to its press release.