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Anonymous users2024-01-23I'm afraid you have fallen into the misunderstanding that the MP3 sound quality is already very good now.
And generally the better speakers have very good sound quality performance, which can fully meet your needs.
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Anonymous users2024-01-22From a health point of view, it is recommended that you buy a mini speaker, pay attention to the selection, you can buy cheap and high-quality.
In terms of sound quality, speakers are generally inferior to headphones, not to mention mini speakers.
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Anonymous users2024-01-21In this way, you buy a music treasure, which is a toaster to put CDs, and the sound quality of SONY is absolutely good, which is better than if you install a mini stereo, and you don't need to buy a CD player, and there are more on Taobao, which is generally about 300.
Speaking of appearance, the headphone amplifier HA200 launched by NuForce I personally think it's okay, with a wide range of applications, pure Class A amplification, good sound quality, no noise floor, gentle and thick sound, and a good HiFi headphone system for assembling
There is harm, because the current mobile phone is basically a built-in antenna, when listening to songs, the mobile phone needs to receive electromagnetic waves, electromagnetic waves to the human body is still harmful, but not too big, it will cause headaches, etc., because the brain is also a central nervous system, so interference will produce some problems. >>>More
There are benefits: Especially in the dead of night, a crisp ticking sound helps to fall asleep Didn't hear about any harm.
There is nothing that can be done, after all, the location is fixed. >>>More
Yes, but it doesn't have much effect, and if someone calls, the radiation increases tenfold, so it's better not to put the head of the bed.