The ATH-M30 is a circum-aural, closed back dynamic headphone that delivers exceptional clarity and the sonic accuracy required for mixing. The headphone features 40 mm drivers and is capable of handling high power outputs from headphone amplifiers. A high sensitivity rating means the headphones will function well in noisy environments. Adjustable cushioned headband and the lightweight design ensures the ATH-M30 will provide maximum comfort while delivering superior isolation. Around-the-ear, dynamic closed-back design headphone. Exceptional clarity and sonic accuracy for mixing. 40 mm diameter drivers, neodymium magnets and CCAW voice coils. 1,600 mW of power handling with high SPL capability. Oxygen Free Copper cables with convenient one-side exit. Lightweight with adjustable cushioned headband.