PAM8403 Amplifier Board: Operating Voltage: DC 3-5.5V; Max Output: 3Wx2 (5V 8Ω); Efficiency: 90%
Application:Small and Enclosed for Good Audio Volume and Quality, Perfect Addition to Any Audio Project Where You Need 8 Ohm Impedance and 3W or Less of Power
Note: DO Not Connect (-) or (+) Speaker Connections Together, Otherwise Will Damage the Amplifier
Note: DO Not Apply Power Without Speakers Connected, Otherwise Will Damage the Amplifier