Boss NX2000.2 Onyx 2000 Watt 2-Channel Mosfet Bridgeable Amplifier with Remote Two-channel Onyx amplifier with MOSFET power supply and trimode operation Delivers 1000 Watts x 2 at 2 ohms; 500 Watts x 2 at 4 ohms; 2000 Watts bridged Line and speaker level inputs with variable gain control Built-in low- and high-pass variable crossovers; 18dB bass boost Includes remote subwoofer level control