Precision Power TRAX1.1200D Class A/B Mono, 1200 WATTS Subwoofer AMP, Bass knob

• Total Peak Power: 1200 Watts. • 400 Watts RMS x 1 @ 4 ohms. • 600 Watts RMS x 1 @ 2 ohms. • 0-12dB Bass Boost.

eBay