Sony on Audio Detachable Remote Control Microphone Charcoal Black B h.ear MDR-100A Headphones High-Resolution Compatible, Closed-Back, Foldable,

Type: Closed-back dynamic (over-ear) Driver unit: 40 mm, dome type (CCAW voice coil) Sensitivity: 103 dB/mW Frequency response range: 5Hz-60,000Hz Impedance: 24 Ω (at 1 kHz) Maximum input: 1500 mW (IEC) Cord length: Approximately 1.2 m Input plug: Gold-plated L-shaped stereo mini plug Weight: Approximately 220 g (excluding cable) Type: Electret condenser