For a long time, the days when Soviet music lovers paced the streets with cumbersome tape recorders on their shoulders have sunk into oblivion. Today, surround yourself with music and take it with you for a walk, going on a trip or to nature thanks to the appearance of a column with a usb-input for a flash drive. It translates sound much better than MP3-players and other mobile devices, besides it has a lot of other advantages.
What is a sound column with a flash drive?
Outwardly it looks like a small radio receiver. Those who are interested in what is called a column with a USB flash drive for music, it is worth responding that a portable music column. Such equipment can operate autonomously - from batteries or batteries. And although in comparison with a stationary stereo system its dimensions are very modest, it makes a loud sound, although not ideal. However, here much will depend on the reproduced format. There are systems consisting of one column and operating in the range from 50 to 20,000 HZ at a power of 2.5 watts. This is for the 1.0 format, but the 2.0 format provides for two speakers that reproduce stereo sound with a power of 6 watts.
Some models of speakers with a usb-input are equipped with a subwoofer, which allows a better reproduction of the bass. Such a portable speaker system can have a power of 15 watts. At purchase experts advise to pay the look and on a parity of indicators of noise and a signal. By turning on a mini speaker with a USB flash drive and adjusting the volume to the maximum, but without sounding, the ear catches a noise background, amplifying as the signal strength increases. The closer this value is in the figure of 100 dB, the better the sound will be.
Additional Features
Now it's clear how the speakers are called with a USB flash drive, which makes it possible to enjoy your favorite music downloaded earlier without connecting to the source. The additional functionality may include a radio tuner, as well as a connection to the hard disk, and some models are equipped with a slot for the SD memory card. Communication with other devices is provided via Bluetooth. The module is easy and very convenient to control, especially if no wires are required for the connection. The number of supported labels is used to determine the number of devices that can communicate with acoustics and quickly switch from one to another.
The column into which the flash drive is inserted is often equipped with a protection against noise, allowing you to listen to your favorite music even with nearby mobile phones and other devices receiving signals.