PIONEER Fully Enclosed Dynamic Headphones SE-MJ512-GW (Turquoise & White) Type: Fully Enclosed Dynamic Headphones Frequency Response 11 - 24,000 Hz / Impedance 32 Sensitivity: 103 dB / Driver Unit Diameter :40 mm Plug 3.5 mm stereo mini-plug (gold plated) Cable Length 1.2 m