CT Sounds T-60.4 Amplifier, Brushed Titanium 320W RMS at 2 ohms 240W RMS at 4 ohms 320W RMS bridged at 4 ohms Ratings at 1% THD gain 0.2V to 5V phase 0 to 180 low Pass and high Pass filters 50Hz to 500Hz rated at 14.4V Compatible with aftermarket and factory installed source units