Since their release in 2015 the 99 Classics have undeniably left a big impact on the headphone cultural landscape. In this sense they have become iconic a symbol. The second generation features a number of meaningful enhancements while preserving the spirit of the original.FeaturesNeutral Balanced Engaging bass with Clear Mids and Highs40 mm Dynamic DriversBuilt Using Premium Materials (Walnut Wood Spring Steel Cast Zinc)Detachable Memory Foam Ear PadsDual-Twisted Kevlar-Wrapped OFC CableCustom 3.5 mm to USB-C Adapter with Integrated DAC/AMPWorld-Class Ergonomic Design for All-Day ComfortSame Iconic SilhouetteEverything that made the original headphone an instant classic is still present – the magnetic and inviting sound the seamless comfort the use of premium materials the timeless design aesthetic – it’s all here. However upon closer inspection and audition the enhancements become more apparent.Tuning DirectionThe 2nd Gen 99 Classics moves the signature closer to a balanced neutral target. Bass remains engaging yet slightly more restrained allowing midrange and treble details to emerge with greater clarity. The result is a more versatile headphone that retains the musical warmth of the original while offering improved overall balance and detail retrieval.Driver MatchingA refined matching process using a mixed cosine function combined with level-adjustment algorithms reduces inter-driver variance in the mid and high frequencies. The result is improved stereo image stability and a more consistent listening experience across pairs.Increased Ear Cup VolumeThe internal cup volume has been increased. A larger volume shifts cavity resonances downward and reduces standing-wave interactions enhancing control in the low-frequency region and aligning with the new tuning goals.A