Name: Pilot Helicopter Headset with Hi/Low Impedance Switch – Green
Brand: Power-Time | Two-Way Radio Accessories Manufacturer for Batteries, Ear
SKU: PTE-750G
Rating: 5 (1 reviews)

Description

This professional-grade helicopter headset is equipped with a Hi/Low impedance switch, making it compatible with various rotary-wing aircraft systems. It features a noise-canceling boom microphone, over-ear hearing protection, and a durable green shell designed for aviation use. Ideal for pilots, flight instructors, and aviation maintenance crews requiring reliable communication in high-noise cockpits.
Impedance Switch: Hi / Low Impedance Selector (via inline toggle)
Microphone: Noise-canceling electret or dynamic boom mic
Connector Type: U-174/U, NATO Plug, or Custom Aviation Plug
Hearing Protection: Passive (NRR 25dB) or Active Noise Reduction
Shell Color: Aviation Green
Cable Type: Coiled or Straight
IP Rating: IP54
Use Case: Helicopter Pilots, Instructors, Ground Crew

Speaker Specification

Type	Transducer Moving coil dynamic speaker
Impedance	32Ω±15% @1KHZ
Sensitivity	92±3dB/1Watt 0.5Meter
Resonance freq	4KHZ±20%
Frequency respond	100~4KHz
Rated input power	3.5W
Maximum input power	500mW

Microphone Specification

Sensitivity Range	-64 ± 4dB RL=2.2K Ω Vs=3.0V(DC) 1KHz 0dB=1V/Pa B16
Impedance Max	150Ω 1kHz (RL=2.2KΩ)
Frequency	20-20KHz
Current Consumption Max	0.5uA RL=2.2KΩ Vs=3.0V(DC)
Operation Voltage Range	1.0V-10V (DC)
Max Sound pressure Level	more than 60dB