Noise-canceling headphones work with sophisticated technology. They are equipped with a built-in processor that balances the external sound by emitting a sound wave in an antiphase of the opposite frequency.
This sound wave eliminates interference and reproduces pure music even at the lowest volume.
Noise-canceling headphones – who invented them?
You ask any teenager what brand of noise-canceling headphones is best. The first name you hear is Bose. Yes, credit for inventing noise-canceling headphones goes to Amar Bose.
It was an accidental invention. In 1978, Dr. Boz was flying an airplane when he found the engine noise annoying. It seeped into the headphones. Dr. Bose needed this to invent noise-canceling headphones.
Active Noise Cancellation vs. Passive Technology
This technology is the most important one to pay attention to. Passive technology uses dense padding such as foam to reduce outside noise that reaches your ears.
Active technology is different in that it uses additional components such as electronic circuitry, a microphone, batteries, and an internal speaker.
The microphone checks the ambient noise with the processor to process it and send the opposite signal through the speaker. It effectively suppresses unwanted noise, allowing you to enjoy your music without any interference.
The advantage of Active Technology is that you can wear these headphones without playing anything. You will become stone deaf in the sense that this technology completely drowns out external sounds.
The quality of electronic components is very important. The price of your active noise cancelling headphones depends on this quality.
Noise reduction vs noise isolation
Not all people like noise cancellation. These headphones contain an additional speaker to create a negative audio frequency to cancel out external sound. However, this can cause a slight and unpleasant sensation in the ears.
For some people, sensitive ears can pick up this hissing background in background, especially when the music is turned off at a low volume.
If you belong to this category, you should choose the Noise Isolation feature instead of Noise Cancellation.
In a sense, noise isolation is like passive noise cancellation. The noise-canceling effect depends on the sound-absorbing materials used in the design of the headphones.
Adjustable noise reduction
This feature balances the debate between noise cancellation and noise isolation. Although you need to completely turn off the external sound to listen to your favorite music, you do not want to completely ignore everything around you.
The adjustable noise reduction function will help you with this.
Another benefit of adjustable noise cancellation is increased battery life. You can turn off the noise-canceling feature when you don’t need it. This will help conserve battery power. And use it when you need it most.
Wired headphones or wireless
Some would say that wireless headphones offer more convenience. It’s better to have wireless headphones than those with wires dangling all over the place.
Bluetooth technology makes it possible to use wireless headphones. Yes, these headphones can be comparatively more expensive, but they are worth the amount you spend on them.
However, these wireless earbuds also have their downsides. Much depends on the quality of the connected Bluetooth device.
Typically, the battery life for good headphones is 20 to 30 hours on a full charge. If you turn off the noise canceling feature, it can extend battery life by about 5-10 hours.
So, you can effectively manage your battery life by switching between the two functions. Some of the latest headphones come with a fast-charging feature. It allows you to charge the headphones for ten minutes, while you get an additional charge for an hour or two.
Noise-canceling headphones or headset
A noise-canceling headset is a pair of headphones equipped with a microphone. This is ideal for people who frequently use the phone.
Headsets are also often used by gamers as it provides convenient communication between gamers.