Audio-Technica ATH-M40x Monitor Headphones (Black) with FiiO E10K USB DAC Headphone Amplifier (Black) Acoustic Magic They feature 40mm Neodymium drivers

They feature 40mm Neodymium drivers with copper-clad aluminum voice coils tuned for a flat response

home stereo

and non-compressed LPCM signals

In the analog realm

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Audio-Technica ATH-M40x Monitor Headphones (Black) with FiiO E10K USB DAC Headphone Amplifier (Black) Acoustic Magic They feature 40mm Neodymium driversOverview The black ATH M40x Monitor Headphones from Audio Technica are designed for use in studio tracking and mixing and well as for DJ monitoring applications. They feature 40mm Neodymium drivers with copper clad aluminum voice coils tuned for a flat response. The headphones have a circumaural, around the ear design that provides sound isolation in loud environments. The ear cups on the ATH M40x can be swiveled up to 90 degrees, allowing for single