Digital DC 5V Amplifier Board Class D 2*3W USB PAM8403 Audio Module.
100% Brand New and High Build Quality.
Miniature digital power amplifier board 2x3w class D power amplifier board, Can work on USB power supply.
Good noise suppression.
Input audio should be via sheilded wire.
Dual channel stereo output 3 w + 3 w power.
Works with 5v power supply.
can directly drive 4 O/8 O small speakers.
big output power, sound quality is good.
Unique without LC filter class D digital power board.
can use computer USB power supply directly.
Double panel wiring, super mini design, can easily fit in a variety of digital products.
high amplification efficiency.
made with solid plate welding machine.
Super size: 1.85 x 2.11 cm.
Size:20 x 18 x 2mm.