General Information

Passive Noise Reduction (PNR) Aviation Headset

General Aviation (GA)Use Dual Plugs
Super Soft Double Foam Head Pad 
New Comfort foam, undercut ear seals
Molded cord assembly made to exceptional pull and flex standards 
Noise-canceling electret microphone (M-87 Type)
Precision flex boom for perfect microphone placement
Straight cord from headset to molded plug, 150 CM

Color: Black

Noise Reduction Ratings (NRR):24dB

Specifications

Headphone
Type: Dynamic (F50)
Frequency Response:100Hz to 8 kHz
Sensitivity:95+/-5 dB SPL

(1 kHz, 1 mW input per earcup side)
             full volume on ear simulator
Impedance:150 ohms (300 ohms each; wired in parallel)
Rate Input:100mW
Max. Input: 250mW

Microphone and Amplifier:
Element Type: Noise-canceling electret (M-87 Type)
Frequency Response:150Hz to 5 kHz
Operating Voltage (supplied by aircraft ):8-32 Volts DC

Matching Impedance: 150-1000 ohms
Sensitivity:-33+/-4 dB 
(ref: 0dB SPL=20.0uPa at 1 kHz with 10 Vdc 150 ohms AC load)

General

Operating Temperature: -20 to 70°C
Cordage: Straight cord from headset to molded plug, 150CM
Intercom Connections Plug:

Earphone Plug: PJ-055( .25"F6.3 phone plug)
Microphone Plug:PJ-068( .206"F5.2 phone plug)
Weights: 520g
Noise Reduction Specifications: 
Attenuation Frequency Band: 20Hz~20KHz
Main Attenuation Frequency Band: 20Hz~600Hz
Attenuation Capability: 18~21dB
Power Consumption: 30 mW
Headset size range Height: 10 to 14 cm
Color:  Green
Boom: Flexible Boom