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.

Specifications:
Working voltage: DC 9-15V, recommend 12V
Output power: 30W stereo (4Ω 14.4V)
Input: 3.5mm jack
Item Size: 5.5 * 6 * 5.1cm / 2.2 * 2.4 * 2in
Item Weight: 80g / 2.8oz

Package List:
1 * Amplifier Board
1 * Users' Manual(English & Chinese)