What's in the Bluetooth speaker?
What's in the Bluetooth speaker? The standard Bluetooth speaker has a built-in Bluetooth receiver module that receives the digital music signal from the transmission, then converts the digital signal into an analog signal by decoding, then amplifies it by the audio amplifier, and finally pushes the speaker. pronunciation.
Most Bluetooth speakers are currently portable, so a built-in rechargeable battery is necessary. Of course, some versatile Bluetooth speakers combine functions such as radio and card playback, so there are more built-in modules.