Author：Max | TIME：September 21,2018 952
White noise, generally heard as a hissing or fan sound, is discribed as a random signal that has same intensity but at various frequencies(between 20 and 20,000 Hz) in signal processing. White noise machine is such an electronic device that can produce the sound in real-time to help block out sounds outside the sleeping environment.
Who would need a white noise machine?
The white noise machine can work as a sleep-aid and nap machine to get the babies to sleep smoothly and alleviate the symptoms of tinnitus patients. Besides, this sleep sound machine is suitable for those who need to focus on working or study.
For the different uses, the white noise machine made by different manufacturers is designed to generate white noise mixed with music, rain, wind, ocean waves.
So if you want a quality sleeping but the external sound always distracts you, or if you find it hard to concentrate on work or study, don't miss 3 best white noise machines on Amazon in 2018.
With the dimensions of 7.5 x 5.5 x 4.5 inches and 2 pounds, SOUND+SLEEP is so smart that can listen to the sound around where you sleep and remix the sound environment and output adjusted volume so that you can far from being disturbed when sleeping.
This white noise machine features at 30 different rich and immersive sound environments and you can set it on your own to meet your needs by select one of 10 sound environments and select 3 different richness. You can choose one from10 sound profiles including meadow, brook, train, fireplace, city, meditation, rainfall, waterfall, ocean, white noise.
They sound so real that you seem to be sleeping nearby the beach, on a rainy day which depends on the sound environment you set, thanks to richness library of layered sound samples.
4 optional sleep timer(30,60,90,120 minutes) is available to automatically reduce the volume when the time is up so that it would not disturb you when you drift off to sleep.
It's sweet that front panel lighting will dim once the sound environment is set.
3.5mm audio connector available allows it to be connected with headphones or speakers.
Size of Auantek best white noise machine is 4.02 x 4.02 x 1.97 in. It’s powered by a built-in 2600 mAh lithium battery. A long battery life allows it to keep perfectly working for 10 hours after a full charge, which makes it more environmentally friendly.
It is unobtrusive with a variety of sounds, offering 30 different sounds includes 6 types of white noise, 6 different fan sounds, 13 nature sounds, and 5 different ambient sounds. All the sounds are so realistic and the volume goes high enough.
It has a memory function, which means it can retrieve and adjust to the all previous setting including volume level, soundtrack and timer once you turn it on.
Configured with 3.5 mm aux jack, this Avantek best white noise machine can allow you to focus on what you do in school and workplaces. it's a lovely part of this device, it let you keep relaxed when you need to remove yourself from the noise of the outside world everywhere and anytime.
With a timer allowing it to automatically turn off between 1-7 hours, it helps you gain quality sleeping hours
this white noise machine is your budget-friendly choice and perfect for the baby's room and for traveling, which is measured 4.4 x 4.4 x 2.2 inches and weighs in 1.05 pounds.
It is a simplified version that offers 20 sound profiles while 10 types of fan sounds and 10 noise sounds including white noise, pink noise, and brown noise available, which tucks you into bed smoothly.
LectroFan offers a solution for reducing the negative effect of external noises generating unique and non-repeating sounds without moving parts. It is powered by AC or USB and all personalized sound can be chosen by pressing the all-button panel. There is an obvious difference between different sound levels from hissing to the sound much louder than a mechanical fan.
A quality white noise machine will benefit you a lot when the sound environment keeps you from being awake. If you have tinnitus that affects your sleeping quality, above are 3 best white noise machines you can't miss.
