Car 12V 500W 2 Channel Mini Hi-Fi Stereo Audio-Amplifier Amp Subwoofer DC 9/14

Car 12V 500W 2-channel Mini Hi-Fi Stereo Audio. RMS Power: 500W. Power LED indicator (red), L/R speaker and B+ power DC on left side. Channel: 2. The Signal Level: 200MV 47K. Perfect for handling your audio demands in style.

eBay