Weight 385 g Driver diameter 50 mm Driver type Dynamic (Nano-fibre/paper diaphragm + Free Edge) Impedance 25 Ω Sensitivity 105 dB/mW Maximum power input 1.800 mW Frequency response 5 - 55,000 (Hz) Cable 3.0 m length Plug 6.3 mm (Player) 3.5 mm x2 (headphones)