Pioneer GM-A5602 2-channel car amplifier - 150 watts RMS x 2 Brand: Pioneer Features: 2-channel car amplifier Variable low-pass filter (40-500 Hz, 12 dB per octave) Bass boost (0, 6, 12 dB at 50 Hz) MOSFET power supply Preamp and speaker-level inputs Series: GM Type: GM-A5602 Amplifier Class: Class AB RMS Power: 150 watts RMS x 2 at 4 ohms (225 watts RMS x 2 at 2 ohms) 450 watts RMS x 1 in bridged mode (4-ohm stable in bridged mode) Frequency Response: 70 kHz Load Impedance Capability: 8 Ohm