How do you listen to the Bluetooth headset?
1. open the Bluetooth headset
The device that is first turned on should be a Bluetooth headset. The method of opening is generally to press and hold the switch of the Bluetooth headset. When the indicator light is on, release it immediately. The flashing indicator of the indicator light has been turned on, and some may be a traffic light display, the red light means off, and the green light means on.
2. open the phone's Bluetooth
Find the menu bar - Settings - Wireless Connection Settings - Bluetooth Settings - Open Bluetooth (it is best to open the Bluetooth visibility at the same time, easy to search).
3. Bluetooth headset connected to the phone
After both devices are turned on, you can connect to Bluetooth. The connection method is to search for the icon of other Bluetooth devices through the Bluetooth interface of the phone, click on it, search it, and then it may search a large number of Bluetooth devices. (If there are many people around), find the name of your Bluetooth headset (generally the brand name and model of the Bluetooth headset). After clicking the connection, wait until the Bluetooth headset has a "drop" sound. The indicator light is on and the connection is successful. It is.
4. play songs
When you connect the Bluetooth headset, you can use your mobile phone to enter the music player to select your song. The music player of the mobile phone is usually easy to find. Find the player to click and select the song to play. It may prompt whether to play through the external sound or the earphone. This is the corresponding control click to select to play through the Bluetooth headset, and then you should be able to hear the song in the Bluetooth headset.
5. appreciation is completed
After listening to it, you should turn off your player and two Bluetooth. Generally, it is better to turn off the Bluetooth of the mobile phone first. Because the Bluetooth headset is turned off first, it is very likely that you will forget to turn off the Bluetooth of the mobile phone. Therefore, it is recommended to turn off the Bluetooth of the mobile phone first. The operation method is as follows, click again to turn off the Bluetooth, then press and hold the Bluetooth headset to open the key, and wait until the red light flashes to indicate that it is off.
How about the effect of listening to music on a Bluetooth headset?
There are two types of Bluetooth headsets, one is a normal headset, which is to make a call, when the hands-free device is used. The other is a stereo headset, which not only makes calls but also listens to music. Since the Bluetooth headset introduces noise by wireless transmission, it is more or less subject to clutter interference, so the signal-to-noise ratio of the signal is still worse than that of the wired headset.
What are the Bluetooth headset audio transmission coding methods?
1. SBC coding
It is the earliest Bluetooth audio transmission code, and the sound quality is also the worst, but the compatibility is the best. Any Bluetooth of a mobile phone supports SBC.
2. AAC coding
AAC sound quality is better than SBC, APPLE Apple uses Bluetooth encoding, and is widely supported by other mobile phones. The mobile phone plays AAC audio files, and the AAC Bluetooth code transmission can reduce the number of steps of encoding conversion, and the sound quality is more fidelity.
3. Apt-X coding
It is a lossless transmission audio transmission format. APTX is capable of playing 16-bit/44.1 kHz audio at up to 352 kbps, and aptxHD can support up to 24-bit/48 kHz audio with bit rates up to 576 kbps. APTX technology enables pure wireless sound from many of the world's top smartphones, speakers, sound bars, headsets and tablets.
4. LDAC coding
LDAC is powered by Sony's Bluetooth audio encoding, enabling Hi-Res-level audio transmission. After Android 8.0, the new system, LDAC becomes the default Bluetooth audio encoding supported by the system. All apps can output audio through LDAC.