Noise reduction headphones are reliable listening accessories anytime you want to reduce unwanted ambient sounds. A noise reduction headphone provides enjoyment in listening music since you do not need to increase the volume. In this case, the noise around you is the only thing that needs to decrease and or reduce.
Noise reduction headphones come in two types: active and passive types. The active noise reduction headphones have a small microphone built into their case. The inverted noise will cancel the noise you would normally hear, so what you get is only the music you want to listen to.
On the other hand, passive noise reduction headphones use ear buds with large pieces of soft foam built around them. These materials block out some sound waves, especially those at higher frequencies. The extra-weight of this type of headphone reduces noise of about 15 to 20 decibels (dB).
This limitation of the noise reduction in passive noise reduction headphone makes it not recommended for the use inside aircraft cabin, as the jet engines create 75 to dB. That is why pilots tend to use active noise reduction headphone as it offers higher reduction to the frequency of noise.
You may get confused about the broad selection of noise reduction headphones available on markets. The best consideration could be making selection based on the brands, as in many cases, brands do define the quality. To get former ideas, you can read these following examples.
AHP712 Noise Canceling Headphones by Altec Lansing
Altec Lansing offers one of the best noise reduction headphones on markets which are perfect for frequent travelers and those in noisy areas. It comes with closed ear-cup design that effectively eliminates unwanted noise. For your comfort, Altec Lansing equipped the noise reduction headphone with deluxe padded headband and leatherette ear pads.
Besides using small microphones to listen ambient sounds, Altec Lansing AHP712 Noise Reduction Headphone also uses special circuitry to create a sound wave 180 degree out of phase from the ambient sounds. The High Performance 40mm neodymium drivers deliver a wide frequency response and superb bass. With foldable design, it allows you to focus on your music, movies or games, even with the sounds of airplane engines and subway rumbles.
Koss QZ-5 Noise Reduction System
This is a revolutionary noise reduction headphone that isolates listener from ambient sounds. As one of Koss brilliant products, it comes with new advances materials and designs to expand the performance of stereophones. This listening device features neodymium magnet structures for outstanding clarity.
Koss QZ-5 noise reduction headphone delivers a frequency response of 40 to 20,000 Hz, ensuring the best quality that you will get. It features a 3.5-millimeter L plug to connect to any sound source or radio scanner with a 3.5-millimeter headphone jack and a 3-foot coiled cord that extends up to 8 feet.
You can drive the noise reduction headphone from any portable sound source or radio-frequency which is supported by its high sensitivity. The ear cups come with a dual volume control on the ear cup provides for convenient level adjustment. Each unit comes with unique head-strap to ensure secure and immobilization.
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