Features: Drivers tailored for analytic listening: great for DJ monitoring, studio and production102 dB at 1 mW sensitivity: enough decibels to preview even close to PA speakers 32 ohm drivers: strong playback level on any audio output 10Hz-25kHz: wide frequency bandwidth, to monitor any audible frequency 50 mm diameter drivers: clear playback for deep bass responseStylish design1-curve design: headphones form a curve from one ear to the other Black fabric, glossy black housing with green lines, glossy plating on top of ear-cupsSwivel housing for any use and any DJEasy 1-ear monitoring Easy folding and mobility Extending arms for large and small headsEffective passive noise cancellingSoft, large ear pads: isolate the DJ's ears from ambient noise