There are many reasons why we choose to travel to scenic spots. Perhaps it is because we have been living in the hustle and bustle of city life for a long time. We are eager to get away from the hustle and bustle and seek inner peace, get close to nature and find inner balance. In this way, when we return, we will be full of spiritual strength. Everyone has different reasons for traveling and different tendencies, but whenever we travel, we can choose the audio guide as "travel companion". With the technological progress of science and technology, loudspeakers are generally not chosen as the explanation equipment, because loudspeakers will bring noise pollution, which will not only have a certain impact on the pleasure of tourists, but also affect the environment of scenic spots.
audio guide
In addition, when loudspeakers are used, people in the front row may feel that the sound is too loud, while people in the back row may feel that the sound is not clear, causing a dilemma. Moreover, if there are a large number of people, the sound is difficult to expand. Many people will choose the audio guide, usually the audio guide is in the form of headphones, everyone can hear the narrator, and if you use the audio guide, you can feel the stable transmission signal, as well as strong anti-interference ability. And in the flow of large areas, noise reduction will also make the sound quality better, charging time is short, long battery life. Moreover, the charging box of the audio guide has the function of sterilization and odor removal of negative oxygen ions.
