Superlux Closed Professional Monitor Headphones HD660PRO

---------------------------------------------------------------------- These are newly released professional sealed dynamic headphones based on the HD660, aiming to faithfully reproduce the sounds of live music venues where you can feel the sound, position, and atmosphere of Aruruyu instruments and vocals. Format: Dynamic driver Closed type, with ear cups made of soft velor type fabric. Driver unit: 40mm dynamic type/neodymium magnet Frequency characteristics: 10Hz to 30,000Hz, Sensitivity: 92dB, Impedance: 150Ω (compatible with high-output professional headphone amplifiers) Side pressure: 3.5N, Cable: Length: Approx. 2.5m, 3.5mmΦ stereo mini plug. (Plug screw-in type 6.3mmΦ conversion adapter included)