What is a real wireless Bluetooth headset?

The true wireless Bluetooth headset 1 represented by AirPods is a further subtraction, which also means different working principles. Real wireless Bluetooth headphones can be divided into primary headphones and secondary headphones. When connected, transmit devices (mobile phone, tablet computer, music player with Bluetooth output, etc. ) You need to connect the primary earphone first, and then connect the secondary earphone after confirming the connection, in order to work normally.

2. That is to say, compared with the traditional "wireless earphone", the connection of a real wireless earphone is not only the signal transmission between the earphone and the signal transmitting device, but also the wireless connection between the main earphone and the auxiliary earphone. Compared with the traditional "wireless headset", the real wireless headset has more complicated structure, higher transmission requirements and higher power consumption, which will have a more obvious impact on the final sound effect. It is a common phenomenon that the sound quality of real wireless headphones will be slightly worse than that of Bluetooth headphones with the same price.