How to make a wireless Bluetooth headphone at home

It is a very easy & simple project. You can convert your old wired headphone to wireless Bluetooth headphones. It produces good quality stereo sound.

DIY Bluetooth headphone
DIY Bluetooth headphone

You can connect it to any smartphone, laptop or computer via Bluetooth & can listen to audio from a connected device.

So it is a very good system to convert your old wired headphone or earphone to wireless Bluetooth headphones.

You need to make

  1. A small plastic container
  2. Any earphone or headphone
  3. Stereo EP socket.
  4. Tp4056 charging module.
  5. Small on/off switch.
  6. Small 3.7 volt battery
  7. Bluetooth Audio receiver module
Bluetooth audio module
Bluetooth audio module

How it works

The main component of this project is the Bluetooth Audio Receiver module. You can connect it to your smartphone.

After it is successfully connected to a smartphone you can hear smartphone audio from the L & R output pin of the Bluetooth module by using a headphone. ( Follow circuit diagram)

The charging module for charging the battery.

Connection

Its connection is very easy

DIY Bluetooth headphone circuit
DIY Bluetooth headphone circuit

Bluetooth audio receiver module’s VCC & GND is connected to the battery positive and negative.

Bluetooth audio receiver module
Bluetooth audio receiver module

Bluetooth audio receiver module’s L,R out & GND is connected to Stereo Ep socket.

stereo EP socket
stereo EP socket

Charging

You can charge it using any smartphone charger with a micro USB.

3.7v battery
3.7v battery
TP4056
TP4056

Connect with smartphone

You have to connect it to your smartphone via Bluetooth

Bluetooth connected
Bluetooth connected

Project Video

For more details please watch the project video.

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