Color ? Black ? Ø 8.5 mm Driver Unit We have a volume unit with a rich bass sound and a driver unit that realizes clear middle and high range play, realizing a realistic sound from a dynamic form. ? Carbon + Aluminum Housing Light weight · Combined reinforced body of carbon fiber with high strength and excellent vibration damping and scraping aluminum suppresses unnecessary resonance vibration, maximizing the performance of the driver. ? Flexible Cable Flexible cable using OFC (oxygen free copper wire) that enables pure sound source transmission with less transmission loss. ? Specifications ? Model: Dynamic sealed driver Diameter: ?8.58mm Reproduction frequency band: 6 ~ 24000Hz Maximum input: 200mW Impedance: 16? Output sound pressure level (sensitivity): 102dB Plug: 3.5mm Stereo mini plug cord: 1.2m Weight : 4.8 g (excluding cable) Accessories: Silicone earpiece (2 pieces of S, M, L each) * M size is attached to the main body, carrying bag