The "portable" audio products mainly include two types: portable signal sources (CD/MP3) and portable speakers. In addition, many portable speakers also have USB/SD playback function, making "portable" to the end; The portable audio source and headphone system appeared earlier, from the earliest cassette Personal stereo products to later portable CD and MP3 players. With the development of technology, the functionality of "portable" audio products is gradually increasing, and their size is becoming smaller. Although the sound quality is limited by the size, the sound quality of today's portable speakers is better than before.
The "portable" audio source products on the market include tape Personal stereo, CD and CD/MP3 Personal stereo, CD/MP3/VCD portable player, all of which have the common characteristics of "small, light, refined, and good scalability". For example, the mechanical system of the old tape Personal stereo requires a certain strength of the transmission device, so it must be made very "coarse". In 2012, the logic electronic control movement was adopted, replacing the previous mechanical operating system with a new system that is simple and reliable and uses CPU to achieve operation, so that the shape can be made smaller, thinner, more exquisite, stable and reliable than before.
characteristic
With the development of audio and video technology, "portable" audio source products have shown a diversified trend, with various types appearing for different users and usage environments, such as split, combined, desktop, and portable.
In 2012, portable audio products with small size, powerful functions, and low power consumption became increasingly popular, especially among young people, and gradually became a consumer fashion. Numerous domestic and foreign electronic companies have launched various types of portable audio systems to meet the growing consumer demand.
advantage
It is small and can be carried around. No need for long audio cables, no need for external power supply. Built in lithium batteries or external lithium batteries can operate for a long time. With the acceleration of the pace of life, busy work brings a lot of pressure to life. Listening to music is undoubtedly one of the best ways to relieve stress. However, due to environmental limitations, especially for those who frequently go out to work, being able to sit down and listen to soothing and gentle music has become a luxury. When people travel, listening to music and watching the scenery is also a way to enjoy. Many speaker manufacturers are very optimistic about this market background, so portable speakers have also emerged. With it, people who often go out can also have video entertainment anytime, anywhere.
Nowadays, major speaker manufacturers have launched many small and exquisite portable speakers. Although their sound quality is not as good as the 2.1 and 5.1 speakers of large sound units, with the development of technology, the sound quality of portable speakers is better than before. There were many brands of portable speakers in 2012, and their prices also varied.
