Introduction of Bluetooth speaker

　　Bluetooth speakers are traditional digital and multimedia speakers with Bluetooth technology, allowing users to listen to music in a variety of ways without being tied down by annoying wires. Since the advent of Bluetooth speakers, with the development of intelligent terminals, mobile phones and tablets have attracted extensive attention. Bluetooth technology (Bluetooth) wireless speakers become possible, all kinds of well-known brands have launched a lot of appearance multifarious "Bluetooth speakers", consumers spend about dozens of yuan to more than 3000 yuan of the price, you can let yourself have super fashionable and convenient Bluetooth speakers.

　　In 2012, the rapid development of Bluetooth smart phone and tablet computer, its performance and screen has been amazed consumers, affected by the size, only the speaker does not have a good solution. Hearing is also one of the most important human perception, and consumers are increasingly demanding this part. Bluetooth speaker rises with the trend, portable way, wireless transmission, fashionable appearance is strongly favored by consumers.

　　Unlike other wireless speakers, Bluetooth speakers have unique features: 

　　1, widely used

　　Bluetooth technology specifications are unified all over the world. Mobile phones, PDAs, wireless earphones, laptops, automobiles, medical equipment, computer peripherals and many other devices with Bluetooth adapters can be easily connected to Bluetooth devices for data transmission or voice communication, which is widely available and compatible.

　　2, easy to operate

　　Bluetooth is an out-of-the-box technology that requires no fixed infrastructure, is easy to install and set up, does not require a cable to connect, and is very convenient to use.

　　3. Faster transmission speed

　　Compared with other methods such as infrared, Bluetooth transmission protocol has obvious advantages in speed. Bluetooth 4.0 has a theoretical maximum speed of 24Mbps. Faster speed can guarantee higher sound quality, making it enough to carry higher bit rate music.

　　4. Moderate transmission distance

　　The transmission distance of Bluetooth is usually less than 10 meters, which is exactly the size of a room, and data can be transmitted through walls, which is perfect for home environments.

　　Despite these advantages, the Bluetooth protocol shares signals in this band just like any other 2.4GB device, which can lead to interference. In addition, the Bluetooth protocol is not a free technology, and any vendor that uses the technology must pay a patent fee to the organization, which is reflected in the cost. In 2012, Bluetooth audio devices were still more expensive than normal products.