The Pioneer GM-D9701 GM Series 2,400 Watt Monoblock Class D Amp features a rugged frame design with a high-quality, textured flat panel to combine strength and simplicity. The GM-D9701 1 channel automotive amplifier is rated at 2,400 watts max with a subwoofer output rated at 800 watts at 2 ohms (RMS) and 1,200 watts at 1 ohm (RMS). Use the wired bass boost knob to add 0 to 18 more dBs. This car amp has block terminals for a cleaner installation and direct wire contact to minimize resistance.