Maximum output power:3W*2(5V 4Ω)
Overall height after installed is about 16mm.
Please make sure the power supply is not more than 5.5V and please don’t do reverse polarity for inch+inch and inch-inch, or else, it will burn the board.
10 x PAM8403 Audio Amplifier Module
10pcs PAM8403 2 Channel USB Power Audio Amplifier Module Board 3Wx2 Volume Control
Shipping:Standard Shipping about 10-25 business days