TRANSMISSION TYPE - Wired
NOMINAL IMPEDANCE HEADPHONES - 250 ohms
WEIGHT HEADPHONES WITHOUT CABLE - 370 g
HEADPHONE FREQUENCY RESPONSE - 5-40,000 Hz
NOMINAL SOUND PRESSURE LEVEL - 102 dBSPL (1mW/500Hz)
SOUND COUPLING TO THE EAR - Circumaural (around the ear)
CABLE & PLUG - 3-pin XLR plug, 6.35 mm (1/4") stereo jack plug, 3 m straight cable & 5 m coiled cable
PRO X - PRO Headphones