At present, Bluetooth of mobile phones can be paired with multiple Bluetooth devices, but at the same time, it can only be connected with one Bluetooth device, and cannot be used with two or more Bluetooth devices at the same time.
Bluetooth speaker refers to an audio device with a built-in Bluetooth chip, which replaces the traditional wire connection with Bluetooth connection. By connecting with Bluetooth playback devices such as mobile phones, tablets and notebooks, it is convenient and fast. At present, Bluetooth speakers are mainly portable speakers, and their shapes are generally small and portable. Bluetooth speaker technology is gradually valued and accepted by consumers because of its convenience and humanity. Most common Bluetooth speakers in the market are mono speakers (single speaker unit), and some multi-channel speakers (two or more speaker units) with excellent sound quality have emerged.
the specifications of bluetooth technology are unified all over the world, and many devices, such as mobile phones, PDAs, wireless headsets, notebook computers, automobiles, medical equipment, computer peripherals, etc., can be easily connected to bluetooth devices for data transmission or voice communication as long as they have bluetooth adapters, which is widely used and has good compatibility.
Bluetooth technology is an instant technology, which requires no fixed infrastructure, is easy to install and set up, can be connected without cables, is very convenient to use, can be put into use simply by pairing, and has a low operating threshold.