Regular price: 28,930 yen [Amazon.co.jp Limited] Domestic genuine product Used a few times for listening. Beautiful condition, disinfected with alcohol. No simple instruction manual. Price reduction not possible Brand: Sennheiser Color: Black Ear placement: Over-ear Headphone type: Open-back Impedance: 50 ohms Noise control: None Type: Dynamic, open-back Amazon limited edition model of the HD599, a high-end model in the HD500 series, which adopts the unique technology Ergonomic acoustic refinement (E.A.R.). Amazon model limited package Large-diameter, high-quality ear pads are thick and comfortable to wear, providing excellent fit. Frequency response: 12 ~ 38,500 Hz Impedance: 50Ω Sensitivity: 106dB Cable 1: 3.0m (single-sided, left), 6.3mm stereo standard plug (straight type) Cable 2: 1.2m (single-sided, left), 3.5mm stereo mini-plug (straight type)