Setero Audio Amplifier Module 30W + 30W Dual-channel Mini Amp Board Amplify DIY Circuit Board with Heatsink for Automotive Speakers

Features:
Dual-channel stereo audio amplifier module with DC9-15V working voltage 30W + 30W output power, can connect 4-8 ohms speakers.
Equipped with black copper terminal blocks, imported KEMET speaker capacitor, large-capacity filter capacitor for channels and gold-plated audio input terminal.
With a input port that is available for 3.5mm audio cable, and a volume control knob(clockwise to turn volume up and counterclockwise to turn volume down).
The class AB amplifier is a design that is compatible with the advantages of Class A and Class B amplifiers, with good sound quality,. Class AB amplifier is also the most widely used in car audio system.
Designed with input reverse connection protection, short circuit protection, over heat protection and over current protection.