First, what is the headset extension cable?
The earphone extension cable is a type of audio extension cable that is used to increase the length of the earphone cable.
The common earphone cable is usually about 1.2 meters. If the length is not enough, you need to use the earphone extension cable to increase the length.
The length of the earphone extension cord ranges from a dozen centimeters to three meters or even longer.
Second, the headset extension line role?
The earphone is far away from the player; the earphone does not match the player, and the extension cable is used for adjustment; the mobile phone listens to the radio and uses an extension cable to increase the reception effect.
Third, the headset extension cable will affect the sound quality?
Will do.
In theory, adding an extension line will affect the sound quality to a certain extent, with an impact below 0.198%.
The different materials and lengths of the wires are important factors in changing the sound quality. However, it is difficult to explain subjectively, and it can only be felt by his own subjective listening. Only by choosing the extension cord that works best for you will the effect be the best.
Strictly speaking, there is no good goods, and good goods are not cheap. If the cable of the extension cord is too bad, it will affect the sound quality and audio.
It is cheaper to say that it is cheaper. A line of a few dollars and two plugs will cost a few dollars for a total of no more than ten dollars. Buying a slightly better extension will not affect that. The twenty-six pieces on the Internet are all ok, and the impact is so small that the golden ears don`t hear much.
Fourth, how to use the headset extension cable?
The headphone extension cord is basically a male and a female two 3.5mm plugs, and there is also a male to two female or two male to two female.
Usage of the earphone extension cable: Plug the plug of the earphone into the female end of the earphone extension cable, and plug the earphone into the device to be played.
Note: There is another usage for the headphone extension cable. That is, when the headset you bought does not match the device you are playing, the headset is not available. It is not necessary to replace the headphones at this time. It is also possible to buy a headphone extension cable, but this method may not be suitable for all headphones and devices.
Fifth, add a little knowledge: how to buy a good pair of headphones?
What do fans of music fans love most? HiFi is of course HiFi. If you want headphones, you can also use HiFi. You must pay attention to the following points when purchasing: From the usage, in general, electric headphones have simple structure, stable sound quality, low price, and sound quality is not outstanding. Features, suitable for general people to choose, it can meet the general needs; capacitive headphones, good sound quality and frequency bandwidth, but due to the complexity of the process, the price is relatively high, suitable for enthusiasts to choose, its listening quality is quite good.
From the nature of the use of the earphones, the earphones need to be worn on the head for a long time, which requires that the ear pads of the earphones are very soft and comfortable, the pressure of the head ring is relatively small, and the earphones cannot press the blood vessels of the head to cause discomfort.
It is best to buy earphones and buy headphones. It`s hot in summer, and you won`t suffer from earplugs. In winter, it`s cold, and the head-mounted can prevent frostbite in the ear.
When purchasing headphones, the performance indicators on the earphone manual should pay attention to it, because the poor quality headphones are often produced by some small factories. Some of its performance indicators are written indiscriminately, and some are exaggerated. Headphones generally have to reach a frequency range of 20 to 20 kHz, a power greater than 100 mW, less than or slightly equal to 0.5% of harmonic distortion. If you do not meet the above requirements, you should not buy. If the product with too high performance in the manual is too high, don't buy it.
Judging from the appearance and feel, the larger manufacturers produce more authentic headphones using engineering plastics, so the appearance is very smooth, and there is a certain degree of stress and toughness, no stiff feeling, fine workmanship, excellent hand feeling, no rough use of inferior plastics. sense. In addition, the lead wire diameter of the earphone is relatively thick, which can ensure stable transmission, and the touch of the wire is soft and hard. The plug is clean and free of burrs and the coating is smooth and even. If you do not meet the conditions, it is best not to buy.