TPA3116D2 2*50W Digital Power Amplifier Board Class D DC12V 24V Dual Channel Audio Stereo AMP

features clear sounds, small size, high efficiency and high power. Features: Adopts TPA3116 stereo audio power amplifier chip. Sound quality is very clear, strong amplifying power. Dual channel 2*50W, high efficiency and low-heat. Powered by DC 5-24V(best for 24V), wide input voltage. With reverse power supply protection and horn output short-circuit protection. Just connect the power supply and loudspeaker box, enjoy the pure digital music! Notice: This amplifier board must be powered by DC power(DC5-24V), it's better to use high-performance switch power. Don't use transformer! Discounted at only: US$ 11.89