What are the different types of Bluetooth? What are the uses of Bluetooth

First, choose according to your needs. We choose Bluetooth headphones, in general, there are two major needs. One is a simple pick-up**, which is the biggest demand of the driver's friend.

The second is to use it as a carrier to listen to movies, watch news and so on. After clarifying your needs, it is relatively simple to choose. If it's just a simple connection, you can choose a low-end one, and it's also the cheapest.

If you are listening to the news and watching movies, it is recommended to choose a mid-to-high-end one, the sound quality is very different, and some cheap ones do not support stereo sound.

Second, choose according to your preferred way of wearing. The development of Bluetooth headsets to today can be said to be able to fully meet our wearing needs, and the main wearing methods are earbuds, headsets, clothespins, and earhooks. This can be chosen according to your preferred wearing style.

Thirdly, choose according to the requirements for sound quality. If you have high requirements for sound quality, choose a Bluetooth headset with a relatively high level, because the high and low level are decided.

Jabra and Plantronics are very good, so take a look at Li Zhixin's blog, which has a Bluetooth headset ranking list and purchase skills and daily maintenance methods.

Just one kind ...

There are versions. Backwards compatible.

1. Transfer files: Bluetooth can transfer filesI believe most people know that as long as the two mobile phones are in the same place, turn on the Bluetooth function at the same time and match, you can transfer files from the mobile phone, without consuming traffic, which is very convenient.

2. Network co-core sharing: The second function of Bluetooth is to achieve network sharing. Nowadays, many mobile phones can set up network hotspots, when your traffic is exhausted, you can let your friends turn on the network hotspot and Bluetooth function, as long as you change the blue to search for your friend's hotspot and enter the password to achieve network sharing, the mobile phone can access the Internet.

3. Answer with a computer**: What should we do when our mobile phone is out of battery, but there is an important call? You can connect to your computer via Bluetooth and then answer through your computer**, which means that the computer is your second earphone.

4. Connect the speaker device: There are many Bluetooth speakers on the market now, you can directly ** mobile phone ** by connecting the Bluetooth function of the mobile phone, the same is true for car audio, you can also connect ** songs in the mobile phone through the Bluetooth of the hand Hui Dan machine.

5. Connect shared bicycles: Shared bicycles are now everywhere, and the smart unlocking of shared bicycles uses the Bluetooth function of the mobile phone.

1. Transfer files.

It is usually used to transfer ** as well as files. The biggest advantage is that you don't have to be limited by the network, but it is only suitable for files, when the number of ** is small, after all, it is still very troublesome to receive one by one.

2. Transfer your address book.

When changing mobile phones, if there is not much important content on the mobile phone, there is no need to use the "one-click change" function. If you just want to transfer the contents of your address book, you can do it via Bluetooth.