ITEM NAME:10PCS PAM8403 5V 3Wx2 Volume USB Power Audio Amplifier Board Strong and durable Descriptio n Description: Small digital power amplifier module. 2 *3W - Output 3W+3W for high fidelity sound quality. This module is made of high-quality material. Strong and durable to use, ensures a long service life. This board could be.2 3W - Output 3W+3W for high fidelity sound quality. This module is made of high-quality material. Strong and durable to use, ensures a long service life. Minimum Output: 3W 2. We want to make sure you are happy with our item.