SONY XM-2200GTX 2/1 XPLOD Channel Amplifier 1200 watts max power 200 watts x 2 RMS into 4 ohms 500 watts x 1 RMS into 4 ohms Built-in variable LPF (low-pass filter) and bass-boost circuit (up to +10 dB at 40 Hz) Measures 15.75 x 2.25 x 10.9 inches (W x H x D)