➢Step descriptions:

✦Step 1:-Prepare a PAM8403 board in the pic below:

✦Step 2:-Here are the input and output sections.

✦Step 3:-Prepare wire, 3.5mm Audio Jack.

✦Step 4:-Connect right channel wire with right channel.

✦Step 5:-Connect GND channel wire with GND channel.

✦Step 6:-Connect the left channel wire with left channel.

✦Step 7:-Prepare a type-A USB cable.

✦Step 8:-Connect it to the board.

✦Step 9:-Prepare 2 speakers.

✦Step 10:-Connect the speakers to the board.

✦Step 11:-Then connect it to the power bank and phone.

✦Step 12:-Test it.

Product link:

『PAM8403』 view more ⇒ https://www.utsource.net/itm/p/8028902.html

Video on Youtube:

➢Step descriptions:

✦Step 1:-Prepare a PAM8403 board in the pic below:

✦Step 2:-Here are the input and output sections.

✦Step 3:-Prepare wire, 3.5mm Audio Jack.

✦Step 4:-Connect right channel wire with right channel.

✦Step 5:-Connect GND channel wire with GND channel.

✦Step 6:-Connect the left channel wire with left channel.

✦Step 7:-Prepare a type-A USB cable.

✦Step 8:-Connect it to the board.

✦Step 9:-Prepare 2 speakers.

✦Step 10:-Connect the speakers to the board.

✦Step 11:-Then connect it to the power bank and phone.

✦Step 12:-Test it.

Product link:

『PAM8403』 view more ⇒ https://www.utsource.net/itm/p/8028902.html

Video on Youtube: