The Evolution of Portable Music Devices and How They Impact Society

Between 1877 and 1925, there was an acoustic era. Acoustics is the field of science introduced by Joseph Sauveur in the early 18th century (Chanan 22). Music is produced acoustically using pure instruments and original recordings. In 1925, headphones were introduced and the electronic era came (Taylor 12). By the 1920's, more than 150 companies were making records and record players playing discs. The disk diameter is usually 7 inches and is played at 78 rpm.

However, the development of the MP3 music format has changed everything. With digital compression, very high quality songs can be stored on relatively cheap and portable digital music devices. The first multi-gigabit portable hard drive music player was actually invented by Creative Technology. It brought the iPod to the market for 22 months and offered us the same specification as the iPod "5 GB MP3 Player".

In 2001, Apple announced iTunes, a computer program for playing music and converting music into a compact MP3 digital format that is commonly used in computers and other digital equipment. In the second half of that year, Apple immediately sold a portable MP3 player iPod which became a market leader (a term podcast combined with an iPod and a radio used as a noun or verb to point to downloaded audio and video material) started. Delayed playback). Recent models have added larger storage capacity or smaller size, color screen and video playback capability. In 2003, Apple began selling downloadable copies of major record company songs in MP3 format over the Internet. By 2006, over 1 billion songs and videos were sold through Apple's website.

Liztek has announced new mobile devices. With this device, you can listen to music anytime, anywhere and even go out on the phone. It does not matter where you are. This device is very useful in everyday life, so you can listen to music anytime, anywhere you are in the kitchen or other housework. The Liztek PSS-60 portable Bluetooth speaker is like a revolution in today's world. This type of speaker is for people who can not carry a wireless speaker. It is introduced in various colors such as black, red, and blue. The Liztek PSS-60 portable Bluetooth speaker is very advanced. People using this equipment have shown a very good response to this product. The device itself is complete. This device has excellent function.