3W stereo amplifier based on the PAM8403 chip with high quality

sound. Class D operation, it is noiseless when no signal is present.

Operates with 4 to 8 ohm speakers. Power can be obtained from

computer USB port. Small footprint is ideal for any portable

application. Low current drain. Operates on 3.3-5Vdc.

Size: 18.5 X 21.1 X 3.5mm.