Sennheiser HMD26 Dual Side Headset

Specifications:Headphones:-Transducer principle: dynamic, closed-Ear coupling: supra-aural-Frequency response: 6 Hz – 18.000 Hz-Impedance: 64 ohm-characteristic SPL: 105 dBSPL @ 1kHz, 1mW-ActiveGard Level: 95 dBSPL/110 dBSPL @1 kHz-Max SPL (ActiveGard off): 128 dBSPL-THD: < 0.1% @ 1kHz, 100dBSPL-contact pressure: 3.6 NMicrophone:-Type: BMD 434-Transducer principle: dynamic-Frequency response: 40 Hz - 18.000 Hz-Output voltage: 0,5 mV/Pa @ 1kHz-Directivity: hyper cardioid-Impedance: 300 ohm-Interface: balancedGeneral data:-Operation Temperature Range: -15C - +55C-Storage Temperature Range: -40C - + 70C-Weight without cable: 200 g