David Clark® Stereo Aviation Headset, 114 dB, 50 Ohm (Microphone), 150 Ohm (Earphone), 5 ft, ABS

Features
• Extremely lightweight, made from advanced composite materials
• Exclusive custom comfort system, patented head pad suspension provides pillow-like comfort
• Special headband design cradles your head just enough to block noise
• Contoured gel ear seals mold softly to your head, no exposed overhead cord
• Exclusive M-7A, the most advanced noise cancelling microphone
• Molded cord assembly made to exceptional pull and flex standards
Specifications
• Series: H20-10S
• Sensitivity: 90 dB SPL on Flat Plate Coupler, 1 mW Input at 1 kHz (Earphone), 400 mV +/-6 dB in to 150 Ohm Load at 1 kHz for 114 dB SPL Input (Microphone)
• Sound Pressure Level: 114 dB
• Frequency Rating: 300 Hz to 3.5 kHz (Microphone), 200 to 5500 Hz (Earphone)
• Impedance: 50 Ohm (Microphone), 150 Ohm (Earphone)
• Plug Type: PJ-055 Earphone, PJ-068 Microphone
• Cord Length: 5 ft
• Material: Composite
• Dome Material: ABS
• Noise Reduction Rate (NRR): 22 dB