Efficiency: 92dB/mW Closed, 94dB Open
Weight (without cable): 340gr Closed, 321gr Open
Detachable 2m premium dual-entry cable with 3.5mm and 1/4″ termination
Impedance: 13 ohms
Frequency Response: Yes*
*They don’t publish a spec because too many vendors shamelessly exaggerate the response of their headphones to win the “spec wars,” making any comparison of specs irrelevant.
2-year warranty (see terms and conditions for details)