Exactly how to choose active noise cancellation headphones!

Exactlyhowtochooseactivenoisecancellationheadphones!
In recent years, active noise rapid 3d prototyping cancellation headphones are increasingly hot, advertising overwhelming, resulting in a lot of people blindly follow the trend to buy, and forget that it is a cold role of cell phone headphones, bought a few of the dust. Therefore, before buying and selling must figure out since the real requirements, or figure a fresh, is necessary to block high frequency noise, or can not afford the low frequency noise

Active noise cancellation bitmain l7 headphones currently on the market is divided into noise cancellation and passive noise cancellation. Active active noise cancellation headphones are mainly the use of physical characteristics of the external noise and ear inside the block away, according to the different materials of the blockage to avoid noise into the ear, as put firecrackers to take hands to cover the ears inside.

For high frequency noise is noise cancelling earbuds and earphones very reasonable. Generally can make noise reduction of about 15-20dB. this type of noise reduction method is more traditional, widespread, its price compared to the active noise reduction headphones are also cheaper.
Noise reduction room space is large. Passive noise cancellation for high frequency information blocking effect is very good, so the noise reduction room space is large. For example, the sound insulation material on the side of the road. However, for high-frequency noise in small spaces, such as noise in the work of central air conditioning, aircraft engine noise and other noise, the actual effect is greatly affected.


There is no way to neutralize the noise. We can see most of the portable sound insulation headset goods are such active noise reduction methods, in-ear headphones headphones and closed headphones can be a certain level of protection against noise, but there is no way to combine the noise to achieve the actual effect of quiet listening.
Sound tone is too large. Many in the passive active noise reduction headphones in order to better enhance the actual effect of noise reduction, and the original loud tone high, to carry out the removal of noise, that is not very good for the physical and mental health inside the ear, which must we seriously to regularly check the sound tone compared to the active noise reduction headphones.

 


Related Hot Topic

Why are noise-cancelling headphones so uncomfortable?

When you initially put on noise-cancelling headphones, you can get a pressure-like sensation in your ears, as if you wanted to "burst" them. This happens because, similar to when you rise in an airplane, your brain interprets the absence of low-frequency sound as a pressure difference between your inner and outer ears.

Can a Dogecoin miner use an Antminer?

A GPU or graphics card can also be used to mine Dogecoin. Examples of usable graphics cards include the ASUS RX Vega 64 and Sapphire Pulse Radeon RX580. The Scrypt ASIC Miner is set up to mine Dogecoin and other Scrypt-based coins. Innosilicon A2 Terminator, Bitmain Antminer L3, BW L21 Scrypt Miner, etc. are a few examples.

FEATURED HEALTH TOPICS

What do you know about purchasing children's clothing? Please share your experience!

How much do you know about the characteristics of children s clothingcleaning mop manufacturer when you go shopping for it? Every mother wants to buy both comfo...

Is buying a vacuum cleaner necessary? Is it effective? Following the reading of not tangled

Men and women alike cannot escape, not dog love, but housework. With the advancement best vacuum for deep cleaning carpetof technology, more and more people are...

How to be happy doing housework

I don t think many people like doing housework, but for everyone with a family, it is an objective reality that cannot be avoided. If you don t do it, you can t...

What is the best choice for a new baby gift for your child?

Gifts between people are a way to express their feelings, and gifts for adults are easier to choose from, such as cosmetics, ties, wallets, cups, etc., can be g...

Washing baby's clothes the right way hk parents are especially fond of their babies

Most people use the washing machine to wash their clothes because it is convenient and hassle-free, especially those with automatic drying function. However, th...

What is the difference between a floor scrubber, a hoover, and a hand-held vacuum? There will be no more ambiguity.

How many cleaning supplies have you purchased?Cleaning appliances of all kinds have recently appeared on the market. For example, you want to acquire floor scru...

3種脫毛方式,哪種效果好? 永久性脫毛真的永久嗎?

雖然清明還沒到,但這幾天的氣溫都快30度了。對於一些愛美的女生來說,有喜有憂。dermes 激光脫毛夏天是女性展示身材和皮膚的好季節,但是對於頭發多的女性來說,濃密的頭發總是會帶來各種尷尬。脫毛方式哪家強?目前我國市面上主要有通過以下幾種脫毛方式:刮毛刀、脫毛貼、激光脫毛等。不過刮毛刀、脫毛貼這一類的脫毛方式方法雖然我...

These are the things you should know about washbasins and mop sinks for balcony decoration.

When it comes to the balcony, if the space isn t too cramped, the decoration gods can turn it into a study, a relaxing area, or even a small bedroom. So, if the...

女性美不該被規范化定義

2019年,法國研究機構益索普對於“什么叫作美”這一話題,調查了來自全球27個國家的1.8萬人,找到不同地區及文化的人對女性美的差異定義。依據益普索《2019全球對美的態度》調研數據顯示,中國男士眼裏的女性美:要精美,要善良,要事業成功,要財富自由。而我國男士對女性美規定是最高的,超過來自五大洲的11個國家的發達國家與...

Why Do Western Countries Recognize the Existence of Bitcoin?

This characteristic, together with its capacity to traverse countries and platforms, makes it a great avenue for bribes and money laundering to move assets outs...