Spanish 
PAM8403 is a small digital amplifier chip. HD quality highlights the advantages of digital chips, circuits use the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf (some sellers are less did not even 100uf capacitor) 1.6mm glass plates, amplifier board truly do the most detailed, output 3W +3 W high-fidelity sound, is a very good product amp enthusiasts, potentiometers table with original anti-body, life expectancy up to 15 years, with a potentiometer counterclockwise switch off the power directly.
- Name: PAM8403
- Specification: XTW8403
- Power range: 5V DC
- Low output: 3W * 2
- Dimensions: 29.5 * 20.2 * 15mm (excluding protruding potentiometer lever)
- Weight: 3g
