Audio Technica ATH-ES500

Spiral-brushed aluminum housings feature advanced acoustic properties Newly designed ?40 mm drivers reproduce clear low-mid audio CCAW bobbin-wound voice coils reproduce the most subtle sounds Sealed structure limits invasive environmental noise Foldable headphone design and protective carrying pouch provide convenient storage and portability Aluminum housings - Unique Japanese technique imparts a spiral brushed finish to the housings.Lightweight and strong, the housings contribute a beneficial acoustic effect to clear, high-quality audio. Type : Close-back Dynamic Driver Diameter : 40 mm Frequency Response : 10 ~ 25,000Hz Maximum Input Power : 1,000 mW Sensitivity : 104 dB/mW Impedance : 38 ? Weight : 120 g Connector : ?3.5mm mini-stereo, gold-plated Cable : 1.2 m / Y-Type