Gadgets Meze 99 Classics Maple Silver Headphones December 21, 2016 Two detachable 1.2 m with Mic. and 3 m Kevlar cables Frequency range: 15 Hz – 25 KHz, Impedance: 32 Ohm, Sensitivity 103 Db 1kHz/1mW Real maple wood earcups;Fully serviceable, only screws used in the build of the headphones