Pioneer GM-3400T 2-Channel Bridgeable Amplifier with 350 Watts Two-channel car amplifier with 350-watt max power capability Delivers 60 watts x 2 at 4 ohms, 150 watts x 1 at 4 ohms, or 75 watts x 2 at 2 ohms Selectable low-pass filter (80 Hz, 12 dB per octave) Preamp- and speaker-level inputs for connecting to most source units One-year warranty