How to choose a good audio tour guide to buy it? The main points are as follows. The frist is perfect sound quality, audio tour guide is mainly to achieve real-time audio transmission, to achieve one person speaking and many people listening to the function. In this process, sound quality is very important. The use audio tour guide is very many occasions, the number of users is also more. At this time we must see if its sound quality is clear without noise, so that every tourist can have a good travel experience. The number of tourist attractions itself is more, if the audio tour guide does not use noise reduction IC audio, then the use of the audio tour guide will be relatively noisy, wearing a noisy audio tour guide is not a wonderful experience ah.
audio tour guide
Then is steady signal, there is a stable signal, which is the most important thing when choosing a audio tour guide. Under normal conditions is audio tour guide using standard 2.4g international frequency band, anti-crosstalk frequency, anti-interference, signal transmission is more stable. And each channel has an independent ID, anti-eavesdropping, security confidentiality is better, such a audio tour guide will be very good stable signal. Like the U section design of the interpreter, when we use it, we need to pay special attention to it, because when we go to the old place with more people, we use the U section design of the interpreter, it is particularly prone to cross frequency, interference and other situations. More sometimes there will be frequency hopping, so it is very important to choose a stable audio tour guide.
