Bluetooth Speaker Circuit. 3 7 5v mini bluetooth 4 1 audio receiver mp3 decoder amplifier circuit board. The circuit is divided into transmitter and receiver sections.
Minimum purchase amount 10 speakers for wholesale price. At first we ll connect the wire to speakers vcc and gnd carefully. Bluetooth headsets typically employ fairly small 32 ω speakers.
Don t mind the hot glue.
3 7 5v mini bluetooth 4 1 audio receiver mp3 decoder amplifier circuit board. At first we ll connect the wire to speakers vcc and gnd carefully. In this part we re going to install and connect the speakers amplifier and bluetooth module. As you can also see everything tucks neatly away in the original battery compartment as if it was meant to be.
