Switching methods are as follows:
1, if your phone connects to the bluetooth headset when the tone is in English, you can try to pairing at the same time to press the two volume keys to select the language.
2. Press and hold the key next to the power on button , and then tap the power on button twice quickly.
Bluetooth Speaker Features: ?
1, widely used
Bluetooth technology specifications are globally harmonized, cell phones, PDAs, wireless headsets, laptop computers, automobiles, medical devices, computer peripherals and many other devices, as long as they have Bluetooth adapters, you can easily connect to the Bluetooth device for data transmission or voice communication, widely popular, good compatibility.
2, easy to operate
Bluetooth technology is an instant technology, it does not require a fixed infrastructure, and easy to install and set up, do not need a cable to realize the connection, it is very easy to use, just simply complete the pairing can be put into use, the operation of the threshold is low.
3, faster transmission speed
Compared to other methods such as infrared, Bluetooth transmission protocol has a clear advantage in speed, Bluetooth 4.0 theoretical maximum speed of 24Mbps, faster speeds can ensure higher sound quality, so that it has the ability to carry a higher bit rate of music.
4, transmission distance moderate
Bluetooth transmission distance is generally within 10 meters, just the size of a room, and can be transmitted through the wall of the data, very suitable for home environments.
While there are many advantages, however, due to the Bluetooth transmission protocol and other 2.4G devices, are **** with this band of signals, which inevitably leads to signal interference with each other
The above content reference? Baidu Encyclopedia - Bluetooth Speaker