Product highlights: over-the-ear, closed-back design offers noise isolation for studio recording 40mm dynamic drivers tuned for linear, neutral sound with deep, punchy bass accurate imaging for strong localization and instrument separation 9.8-foot coiled cable with 3.5mm miniplug 1/4" adapter included folding design for easy storage soft carry pouch included frequency response: 10-20,000 Hz sensitivity: 106 dB impedance: 63 ohms weight: 8.1