- stereo headband headset - adjustable steel headband - call answer button - in-line microphone - leather ear pads HEADPHONE - frequency response: 20Hz - 20KHz - impedance: 32 ohm - sensitivity: 102dB +/-3 dB - 3.5 mm stereo connector 4-pin - cable length: 1.8 m MICROPHONE - sensitivity: -54 +/-3 dB - directivity: omni-direction - driver unit: 6 mm - frequency response: 100Hz - 10KHz - impedance: 2.2k ohm
